12mm
Amazonite 12mm Triangular Cut Gemstone Cabochon
Ref:1582 Amazonite 12mm Triangular Cut Gemstone Cabochon 4mm profile 4ct/0.8gm&nbs..
£3.00
Amethyst 12mm Round Gemstone Cabochon
Ref:5657 Amethyst 12mm Round Gemstone Cabochon 6.5mm profile, approx 7ct/1.4gm, app..
£3.50
Black Star Diopside 12mm Round Gemstone Cabochon
Ref:7444 Black Star Diopside 12mm Round Gemstone Cabochon 6.5mm profile &nbs..
£4.50
Botswana Agate 12mm Triangular Loose Gemstone Cabochon
Ref:10022 Botswana Agate 12mm Triangular Loose Gemstone Cabochon 4mm profile &..
£2.50
Botswana Agate 15mm Square Loose Gemstone Cabochon
Botswana Agate 15mm Square Loose Gemstone Cabochon 4mm profile 4ct/0.8 g&nb..
£3.00
Botswana Agate 30x10mm Rectangular Loose Gemstone Cabochon
Ref:10138 Botswana Agate 30x10mm Rectangular Loose Gemstone Cabochon 4mm profile &n..
£5.00
Gray Moonstone 12mm Round Gemstone Cabochon
Ref:1126 Gray Moonstone 12mm Round Gemstone Cabochon 5.5mm profile 6ct/1.2gm ..
£4.00
Green Aventurine 12mm Triangular Gemstone Cabochon
Ref:1526 Green Aventurine 12mm Triangular Gemstone Cabochon 4mm profile 3.5c..
£2.50
Iolite 12mm Round Gemstone Cabochon
Ref:0411 Iolite 12mm Round Gemstone Cabochon 6.5mm profile 7ct/1.4gm Fo..
£3.50
Malachite 12mm Round Gemstone Cabochon Pair
Ref:1190 Malachite 12mm Round Gemstone Cabochon Pair 4.5mm profile 14ct/2.8gm ..
£4.50
Peach Moonstone 12x8mm Rectangular Gemstone Cabochon
Ref:5503 Peach Moonstone 12x8mm Rectangular Gemstone Cabochon 4mm profile 4ct/0.8g..
£3.50
Red Jasper 12mm Triangular Gemstone Cabochon
Ref:1460 Red Jasper 12mm Triangular Gemstone Cabochon 4.5mm profile 5.3ct/1.06gm&n..
£3.00
Ruby 12x10mm Oval Loose Gemstone Cabochon
Ref:44838 Ruby12x10mm Oval Loose Gemstone Cabochon4.5mm profile6 ct/1.2 g..
£38.99
Tanzanite 12x8mm Oval Loose Gemstone Cabochon
Ref:23857 Tanzanite12x8mm Oval Loose Gemstone Cabochon4mm profile3.5 ct/0.7 g..
£22.00
Tree Agate 12mm Triangular Loose Gemstone Cabochon
Tree Agate 12mm Triangular Loose Gemstone Cabochon 3mm profile 3.5ct/0.7gm&..
£2.50
Amethyst 12.5mm Round Fantasy Cut Gemstone
Amethyst12.5mm Round Fantasy Cut Loose Gemstone8 mm profile10.15 ct / 2.03 g..
£34.99
Blue Tourmaline 11.5x5.5mm Rectangular Rose Cut Gemstone
Blue Tourmaline11.5x5.5mm Rectangular Rose Cut Gemstone4.5mm profile2.7 ct / 0.54 g..
£32.40
Blue Tourmaline 12x11mm Triangular Rose Cut Gemstone
Blue Tourmaline12x11mm Triangular Rose Cut Gemstone3mm profile3.75 ct / 0.75 g..
£45.00
Chrysoprase 12x8mm Rectangular Cabochon
Chrysoprase 12x8mm Rectangular Loose Gemstone Cabochon 4.5 mm profile 4.5 ct/ 0.9 g&n..
£3.50
Citrine 12mm Round Cabochon
Citrine 12mm Round Loose Gemstone Cabochon 6 mm profile approx. 7.00 ct / 1.40 g appr..
£3.50
Citrine 12x6mm Marquise Cut Faceted
Citrine12x6mm Marquise Cut Loose Faceted Gemstone 4.5mm profile approx. 1.8 ct/ 0.36 g&nbs..
£4.99
Iolite 12x9mm Oval Cabochon
Iolite 12x9mm Oval Loose Gemstone Cabochon 4.5 mm profile 3.50 ct / 0.70 g ..
£6.99
Malachite 12x8mm Rectangular Cabochon
Malachite 12x8mm Rectangular Loose Gemstone Cabochon 3.5 mm profile 4.00 ct / 0.80 g&..
£3.00
Opal (Ethiopian) 11.8x7.8mm Oval Cabochon
Opal (Ethiopian)11.8x7.8mm Oval Loose Gemstone Cabochon4.3mm profile2.15 ct / 0.43 g..
£22.65
Opal (Ethiopian)12x9.2mm Oval Cabochon
Opal (Ethiopian)12x9.2mm Oval Loose Gemstone Cabochon5.8mm profile3.35 ct / 0.67 g..
£35.25