12x10-mm

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Black Opal Cabochon 12x10 mm, 1.99 Cts Loose AAA+ Gemstone
Black Opal Cabochon 12x10 mm, 1.99 Cts Loose AAA+ Gemstone

$49.98

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12x10mm Natural Sleeping Beauty Turquoise Oval Cabochon AAA+ Loose USA
12x10mm Natural Sleeping Beauty Turquoise Oval Cabochon AAA+ Loose USA

$179.50

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12x10 mm Medium Color Golden Topaz 4 Small Diamond Accents Size 7 14k White
12x10 mm Medium Color Golden Topaz 4 Small Diamond Accents Size 7 14k White

$500.00

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12x10mm Natural London Blue Topaz Oval AAA+ Loose Brazil
12x10mm Natural London Blue Topaz Oval AAA+ Loose Brazil

$164.00

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12x10mm Ametrine
12x10mm Ametrine

$10.00

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15 12x10mm Czech Glass Faceted Light Aqua Picasso Turbine Beads
15 12x10mm Czech Glass Faceted Light Aqua Picasso Turbine Beads

$6.99

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Two Oval Sterling Silver Cast Wire Pre-Notched Earring Settings (5x3-12x10mm)
Two Oval Sterling Silver Cast Wire Pre-Notched Earring Settings (5x3-12x10mm)

$7.07

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🔥 EMERALD DOUBLET RING 12X10mm FACETED OVAL & WHITE TOPAZ 925 SZ 8
🔥 EMERALD DOUBLET RING 12X10mm FACETED OVAL & WHITE TOPAZ 925 SZ 8

$17.99

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vintage WYOMING JADE cabochon GEMSTONE lot OF 10 pcs 12X10MM NEW OLD STOCK ESTA
vintage WYOMING JADE cabochon GEMSTONE lot OF 10 pcs 12X10MM NEW OLD STOCK ESTA

$13.88

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12 x 10 MM OVAL CUT LABRADORITE RAINBOW EFFECT AAA F-3371
12 x 10 MM OVAL CUT LABRADORITE RAINBOW EFFECT AAA F-3371

$2.69

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Four 12x10 12mm x 10mm Oval Blue Agate Cab Cabochon Gem Stone Gemstone BAC11GAR
Four 12x10 12mm x 10mm Oval Blue Agate Cab Cabochon Gem Stone Gemstone BAC11GAR

$11.76

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SMOKY QUARTZ 12 x 10 MM EMERALD CUT AAA ALL NATURAL
SMOKY QUARTZ 12 x 10 MM EMERALD CUT AAA ALL NATURAL

$1.99

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12x10 MM Natural Flawless Pink Morganite Cushion Cut Loose Gemstone Certified
12x10 MM Natural Flawless Pink Morganite Cushion Cut Loose Gemstone Certified

$32.99

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USA Seller Amazing Sky Blue Aquamarine 5x3 mm - 12x10mm Oval Cut Santa Maria
USA Seller Amazing Sky Blue Aquamarine 5x3 mm - 12x10mm Oval Cut Santa Maria

$11.99

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Swiss Blue Topaz 5.63 Ct. Oval Shape Size 12 x 10 Mm. Natural Gemstone Brazil
Swiss Blue Topaz 5.63 Ct. Oval Shape Size 12 x 10 Mm. Natural Gemstone Brazil

$150.99

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Natural Certified 4.65 Ct Tanzania Blue Tanzanite 12x10 mm Cushion Unheated Gems
Natural Certified 4.65 Ct Tanzania Blue Tanzanite 12x10 mm Cushion Unheated Gems

$19.97

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JTV 3.75ct Yellow Labradorite 12x10mm Emerald Cut Loose Gemstone New
JTV 3.75ct Yellow Labradorite 12x10mm Emerald Cut Loose Gemstone New

$15.00

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ONE 12x10 12mm x 10mm Oval Natural African Ameythyst Cabochon Cab EBS1478/8424
ONE 12x10 12mm x 10mm Oval Natural African Ameythyst Cabochon Cab EBS1478/8424

$13.89

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GOLDEN RUTILE QUARTZ 12 x 10 MM OVAL CUT FACET CALIBRATED SOLD PER STONE F-2026
GOLDEN RUTILE QUARTZ 12 x 10 MM OVAL CUT FACET CALIBRATED SOLD PER STONE F-2026

$1.49

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(10x8 - 12x10 mm) Oval Solitaire Leaf Ring Setting Sterling Silver
(10x8 - 12x10 mm) Oval Solitaire Leaf Ring Setting Sterling Silver

$21.04

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SMOKY QUARTZ 12 x 10 MM OVAL CUT AAA ALL NATURAL
SMOKY QUARTZ 12 x 10 MM OVAL CUT AAA ALL NATURAL

$1.99

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Natural CAMPITOS TURQUOISE 12x10mm Puffed OVAL BEADS 8" Strand 119ct🖐️😍
Natural CAMPITOS TURQUOISE 12x10mm Puffed OVAL BEADS 8" Strand 119ct🖐️😍

$60.00

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DIAMOND QUARTZ 12 x 10 MM OVAL CONCAVE CUT AAA ALL NATURAL
DIAMOND QUARTZ 12 x 10 MM OVAL CONCAVE CUT AAA ALL NATURAL

$1.89

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Oval Lab-created Blue Sapphire (12x10mm - 5x3mm)
Oval Lab-created Blue Sapphire (12x10mm - 5x3mm)

$6.00

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NATURAL LARIMAR 12X10mm OVAL FLAT BACK CABS (LOT OF 10 STONES) UNDER WHOLESALE
NATURAL LARIMAR 12X10mm OVAL FLAT BACK CABS (LOT OF 10 STONES) UNDER WHOLESALE

$29.00

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Ring 14K-Size 6-Wgt. 3.4 Grams-12 X 10mm Amethyst-"Looks New"
Ring 14K-Size 6-Wgt. 3.4 Grams-12 X 10mm Amethyst-"Looks New"

$211.77

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Spiny Oyster Copper Turquoise 12x10mm Cabochon Oval Loose Gemstone(s)
Spiny Oyster Copper Turquoise 12x10mm Cabochon Oval Loose Gemstone(s)

$9.00

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4 Carat Natural Moldavite 12 x 10 mm Oval Faceted Gemstone Certified
4 Carat Natural Moldavite 12 x 10 mm Oval Faceted Gemstone Certified

$139.00

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Black Opal Cabochon 12x10 mm, 1.98 Cts Loose AAA Gemstone
Black Opal Cabochon 12x10 mm, 1.98 Cts Loose AAA Gemstone

$49.98

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Swiss Blue Topaz 5.53 Ct. Oval Shape 12 x 10 Mm. Natural Gemstone From Brazil
Swiss Blue Topaz 5.53 Ct. Oval Shape 12 x 10 Mm. Natural Gemstone From Brazil

$150.99

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Natural Gemstone Swiss Blue Topaz 5.30 Ct. VVS Oval Shape 12 x 10 Mm. Brazil
Natural Gemstone Swiss Blue Topaz 5.30 Ct. VVS Oval Shape 12 x 10 Mm. Brazil

$150.99

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Swiss Blue Topaz 5.90 Ct. VVS Oval Shape 12 x 10 Mm. Natural Gem Brazil
Swiss Blue Topaz 5.90 Ct. VVS Oval Shape 12 x 10 Mm. Natural Gem Brazil

$150.99

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10mm x12mm x10mm Bearing Bronze Bushing Plain Sleeve Bearing
10mm x12mm x10mm Bearing Bronze Bushing Plain Sleeve Bearing

$9.95

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15 12x10mm Czech Glass Sparkly Peach Luster AB Turbine Beads
15 12x10mm Czech Glass Sparkly Peach Luster AB Turbine Beads

$7.49

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CARNELIAN 12 x 10 MM OVAL CUT FACETED ALL NATURAL
CARNELIAN 12 x 10 MM OVAL CUT FACETED ALL NATURAL

$8.99

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LAPIS FACETED 12 x 10 MM EMERALD CUT ALL NATURAL BEAUTIFUL COLOR
LAPIS FACETED 12 x 10 MM EMERALD CUT ALL NATURAL BEAUTIFUL COLOR

$3.59

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Red Banded Agate 8x6mm, 10x8mm, 12x10mm, 14x10mm, 16x12mm Cabochons Gemstone(s)
Red Banded Agate 8x6mm, 10x8mm, 12x10mm, 14x10mm, 16x12mm Cabochons Gemstone(s)

$7.20

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SKY BLUE TOPAZ 12 x 10 MM OVAL CUT CABOCHON ALL NATURAL F-852
SKY BLUE TOPAZ 12 x 10 MM OVAL CUT CABOCHON ALL NATURAL F-852

$7.19

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Swiss Blue Topaz 6.06 Ct. VVS Oval Shape 12 x 10 Mm. Natural Gem From Brazil
Swiss Blue Topaz 6.06 Ct. VVS Oval Shape 12 x 10 Mm. Natural Gem From Brazil

$150.99

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Yellow Zircon 7.39 Ct. Oval Shape 12 x 10 Mm. Natural Gemstone Cambodia
Yellow Zircon 7.39 Ct. Oval Shape 12 x 10 Mm. Natural Gemstone Cambodia

$183.99

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Lab-Created Blue Sapphire Octagon Faceted (5x3mm-12x10mm)
Lab-Created Blue Sapphire Octagon Faceted (5x3mm-12x10mm)

$2.24

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FOUR 12x10 12mm x 10mm Rectangular Dark Carnelian Cab Cabochon Gem Gemstone cc44
FOUR 12x10 12mm x 10mm Rectangular Dark Carnelian Cab Cabochon Gem Gemstone cc44

$12.36

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Vtg Japan Flatback Cab Oval Cream White Color Faux Pearl 12x10mm 14x10mm + 5023
Vtg Japan Flatback Cab Oval Cream White Color Faux Pearl 12x10mm 14x10mm + 5023

$4.40

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Black Banded Agate 8x6mm, 10x8mm, 12x10mm, 14x10mm, 16x12mm Cabochons Gemstones
Black Banded Agate 8x6mm, 10x8mm, 12x10mm, 14x10mm, 16x12mm Cabochons Gemstones

$18.54

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London Blue Topaz Natural 12x10 MM Oval Cut AAA
London Blue Topaz Natural 12x10 MM Oval Cut AAA

$59.00

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12x10 mm 7.1 cts Checkerboard Imperial simulated Topaz
12x10 mm 7.1 cts Checkerboard Imperial simulated Topaz

$39.79

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12x10MM EMERALD CUT PINK QUARTZ STERLING SILVER RING SIZE 6 1/4 ESTATE VINTAGE
12x10MM EMERALD CUT PINK QUARTZ STERLING SILVER RING SIZE 6 1/4 ESTATE VINTAGE

$39.96

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12 VINTAGE GENUINE ABALONE MOTHER PEARL PAUA SHELL 12x10mm. OVAL CABOCHONS 1247
12 VINTAGE GENUINE ABALONE MOTHER PEARL PAUA SHELL 12x10mm. OVAL CABOCHONS 1247

$5.99

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7.60 Ct Clinohumite Pear Cut Peach Yellow Orange Loose Jewelry Making 12x10x7 mm
7.60 Ct Clinohumite Pear Cut Peach Yellow Orange Loose Jewelry Making 12x10x7 mm

$18.89

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15 12x10mm Czech Glass Faceted Aqua Green Opal Picasso Turbine Beads
15 12x10mm Czech Glass Faceted Aqua Green Opal Picasso Turbine Beads

$7.49

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GREEN TOPAZ 12 X 10 MM OVAL CUT VVS BEAUTIFUL COLOR
GREEN TOPAZ 12 X 10 MM OVAL CUT VVS BEAUTIFUL COLOR

$9.99

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12x10mm US Military Navy Seals Rhodium Plated Solitaire Stone Men Ring Size 7-15
12x10mm US Military Navy Seals Rhodium Plated Solitaire Stone Men Ring Size 7-15

$45.99

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C71 12x10mm mint green and whitestriped oval glass cabochons, unfoiled FB (30)
C71 12x10mm mint green and whitestriped oval glass cabochons, unfoiled FB (30)

$4.99

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4.80 Ct Natural Fancy Cut Clear Quartz Loose Gemstone 12x10mm #177
4.80 Ct Natural Fancy Cut Clear Quartz Loose Gemstone 12x10mm #177

$9.99

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Two Sterling Silver Oval Cabochon Pre-Notched Earring Setting (5x3mm-12x10mm)
Two Sterling Silver Oval Cabochon Pre-Notched Earring Setting (5x3mm-12x10mm)

$6.55

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MIDNIGHT BLUE SAPPHIRE 12 x 10 MM OVAL CUT EARTH MINED AND TREATED F-2709
MIDNIGHT BLUE SAPPHIRE 12 x 10 MM OVAL CUT EARTH MINED AND TREATED F-2709

$12.99

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3.55 CARAT 12 X 10 MM OVAL PREHNITE GEMSTONE
3.55 CARAT 12 X 10 MM OVAL PREHNITE GEMSTONE

$14.99

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Natural Rainbow Moonstone 12x10mm Flat Back Oval Cabochon Loose Gemstone(s)
Natural Rainbow Moonstone 12x10mm Flat Back Oval Cabochon Loose Gemstone(s)

$10.80

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One 12x10 12mm x 10mm Oval Natural Crystal Quartz Gemstone Gem Stone EBS8123
One 12x10 12mm x 10mm Oval Natural Crystal Quartz Gemstone Gem Stone EBS8123

$14.56

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AFRICAN AMETHYST 12 x 10 MM OVAL CUT ALL NATURAL AAA ELEGANT GEMSTONE
AFRICAN AMETHYST 12 x 10 MM OVAL CUT ALL NATURAL AAA ELEGANT GEMSTONE

$12.99

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ONE 12mm x 10mm 12x10 Oval Natural Turquoise Cabochon Gem Stone Gemstone
ONE 12mm x 10mm 12x10 Oval Natural Turquoise Cabochon Gem Stone Gemstone

$22.96

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AM1127 Vintage glass cabochons 12x10mm oval ruby "flawed" unfoiled (12)
AM1127 Vintage glass cabochons 12x10mm oval ruby "flawed" unfoiled (12)

$6.99

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GREEN TOPAZ 12 x 10 MM EMERALD CUT VVS BEAUTIFUL COLOR
GREEN TOPAZ 12 x 10 MM EMERALD CUT VVS BEAUTIFUL COLOR

$12.69

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12x10mm Natural Black Onyx Cushion Flat Buff Top Cabochon AAA+ German-Cut
12x10mm Natural Black Onyx Cushion Flat Buff Top Cabochon AAA+ German-Cut

$14.50

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10.70 Ct Certified Natural Green Cushion Cut Loose Gemstone Size 12 x 10 x 7 mm
10.70 Ct Certified Natural Green Cushion Cut Loose Gemstone Size 12 x 10 x 7 mm

$9.94

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AAA+ Black Fire Opal Oval Cabochon 12x10mm, 2.5 Cts Vivid Loose Gemstone
AAA+ Black Fire Opal Oval Cabochon 12x10mm, 2.5 Cts Vivid Loose Gemstone

$14.99

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🔥 NATURAL ETHIOPIAN OPAL RING AAA+++ 12x10mm & BAGUETTE WHITE SAPPHIRE 925 SS
🔥 NATURAL ETHIOPIAN OPAL RING AAA+++ 12x10mm & BAGUETTE WHITE SAPPHIRE 925 SS

$74.99

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(12x10-16x12mm) Oval Cabochon Sterling Silver Side-Deco Ring Setting Size 7 - 11
(12x10-16x12mm) Oval Cabochon Sterling Silver Side-Deco Ring Setting Size 7 - 11

$12.32

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MENS BOLD 10k YELLOW GOLD RING w 6.2ct LAB CREATED RUBY (12x10mm) - SIZE 8.75 *
MENS BOLD 10k YELLOW GOLD RING w 6.2ct LAB CREATED RUBY (12x10mm) - SIZE 8.75 *

$375.99

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B141 Vintage glass stones 12x10mm blue moonstone rectangle cab top (30)
B141 Vintage glass stones 12x10mm blue moonstone rectangle cab top (30)

$2.99

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12X10 MM BAGUETTE CUT MAN MADE RUBY AAA GRADE FLAT TOP CAB
12X10 MM BAGUETTE CUT MAN MADE RUBY AAA GRADE FLAT TOP CAB

$4.99

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12 x 10 MM PEAR CUT LABRADORITE RAINBOW EFFECT AAA F-3359
12 x 10 MM PEAR CUT LABRADORITE RAINBOW EFFECT AAA F-3359

$2.49

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12x10 12mm x 10mm Cushion RICH Madeira Color Quartz Citrine Gemstone EBS1714
12x10 12mm x 10mm Cushion RICH Madeira Color Quartz Citrine Gemstone EBS1714

$18.46

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GREEN AMETHYST 12 x 10 MM OVAL CUT DARK GREEN AAA ALL NATURAL
GREEN AMETHYST 12 x 10 MM OVAL CUT DARK GREEN AAA ALL NATURAL

$5.99

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(7x5mm - 12x10mm) Oval Lab Created Light Blue #104 Spinel
(7x5mm - 12x10mm) Oval Lab Created Light Blue #104 Spinel

$5.37

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Synthetic Emerald Cut Ruby 12x10mm Vintage Jewelry maker stock 20PCS
Synthetic Emerald Cut Ruby 12x10mm Vintage Jewelry maker stock 20PCS

$10.00

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ONE 12x10 12mm x 10mm Checkerboard Oval Natural Moonstone Cabochon Cab Gemstone
ONE 12x10 12mm x 10mm Checkerboard Oval Natural Moonstone Cabochon Cab Gemstone

$20.76

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ONE 12x10 12mm x 10mm Emerald Cut Natural White Topaz Gem Stone Gemstone EBS631
ONE 12x10 12mm x 10mm Emerald Cut Natural White Topaz Gem Stone Gemstone EBS631

$23.56

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(7x5-12x10mm) Oval Cab Sterling Silver Leaf Pre-Notched Ring Setting (Size 5-8)
(7x5-12x10mm) Oval Cab Sterling Silver Leaf Pre-Notched Ring Setting (Size 5-8)

$12.32

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BLACK ONYX 12 x 10 MM OVAL CUT CABOCHON 2 PIECE SET ALL NATURAL
BLACK ONYX 12 x 10 MM OVAL CUT CABOCHON 2 PIECE SET ALL NATURAL

$2.19

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12x10mm No Loop Lace Edge Oval Setting (12)
12x10mm No Loop Lace Edge Oval Setting (12)

$4.39

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12X10 mm United States Army Military September Montana Birthstone Men Ring 7-15
12X10 mm United States Army Military September Montana Birthstone Men Ring 7-15

$29.99

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CITRINE. Clean and nicely faceted. 12 x 10 mm EC.
CITRINE. Clean and nicely faceted. 12 x 10 mm EC.

$3.50

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natual citrine gemstone transprent , cushion shape , 12x10 mm 6.5 ct
natual citrine gemstone transprent , cushion shape , 12x10 mm 6.5 ct

$20.50

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AQUAMARINE 12x10MM EMERALD CUT CHECKERBOARD EARTH MINED TREATED 1 PIECE F-3544
AQUAMARINE 12x10MM EMERALD CUT CHECKERBOARD EARTH MINED TREATED 1 PIECE F-3544

$6.29

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CLOSEOUT - NO RETURNS ! 12x10mm Oval Genuine MYSTIC MOONSTONE CATS EYE
CLOSEOUT - NO RETURNS ! 12x10mm Oval Genuine MYSTIC MOONSTONE CATS EYE

$10.00

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CLOSEOUT - NO RETURNS ! 12x10mm OVAL Multi-Colored TITANIUM DRUZY ]
CLOSEOUT - NO RETURNS ! 12x10mm OVAL Multi-Colored TITANIUM DRUZY ]

$8.00

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3.35ct Loose Flat Cabochon Oval Genuine Black Onyx 12 x 10mm
3.35ct Loose Flat Cabochon Oval Genuine Black Onyx 12 x 10mm

$13.30

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RAINBOW QUARTZ CONCAVE EMERALD CUT 12 X 10 MM (122531)
RAINBOW QUARTZ CONCAVE EMERALD CUT 12 X 10 MM (122531)

$3.29

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(12x10 mm-16x12 mm) Emerald Cut 4 Prong Split Shank Ring Setting Sterling Silver
(12x10 mm-16x12 mm) Emerald Cut 4 Prong Split Shank Ring Setting Sterling Silver

$18.72

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12x10mm Antique / off White Wood Round Beads natural undyed 16"
12x10mm Antique / off White Wood Round Beads natural undyed 16"

$4.50

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JTV Loose Gemstone Blue African Fluorite 12x10mm Emerald Cut
JTV Loose Gemstone Blue African Fluorite 12x10mm Emerald Cut

$25.00

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12X10mm 6Ct Radiant Cut Moissanite Solitaire Engagement Ring 14k White Gold Over
12X10mm 6Ct Radiant Cut Moissanite Solitaire Engagement Ring 14k White Gold Over

$183.96

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Tiger Eye 12x10mm Cabochon Oval Loose Gemstone(s)
Tiger Eye 12x10mm Cabochon Oval Loose Gemstone(s)

$9.18

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Chrysoprase Beveled Flat Top Cabochon 12x10mm Rectangle 3ct
Chrysoprase Beveled Flat Top Cabochon 12x10mm Rectangle 3ct

$14.00

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LABRADORITE RAINBOW EFFECT 12 x 10 MM OVAL CABOCHON CUT SOLD PER STONE
LABRADORITE RAINBOW EFFECT 12 x 10 MM OVAL CABOCHON CUT SOLD PER STONE

$3.79

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GREEN AMETHYST 12 x 10 MM OVAL CUT AAA ALL NATURAL
GREEN AMETHYST 12 x 10 MM OVAL CUT AAA ALL NATURAL

$8.69

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2 VINTAGE GENUINE BLACK ONYX GEMSTONE 12x10mm. OCTAGON CABOCHON PLAQUES E495
2 VINTAGE GENUINE BLACK ONYX GEMSTONE 12x10mm. OCTAGON CABOCHON PLAQUES E495

$2.99

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Swiss Blue Topaz 5.89 Ct. VVS Oval Shape 12 x 10 Mm. Natural Gemstone Brazil
Swiss Blue Topaz 5.89 Ct. VVS Oval Shape 12 x 10 Mm. Natural Gemstone Brazil

$90.99

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Lab-Created Pulled Alexandrite True Color Change Pear Loose Stone(3x2mm-12x10mm)
Lab-Created Pulled Alexandrite True Color Change Pear Loose Stone(3x2mm-12x10mm)

$124.99

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