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ID: 3832741 pcs
thumb image of 19.7ct Cushion-Cut Green/Pink Color-Change Diaspore (ID: 383274)
19.71 ct Color-Change Diaspore
18.9 x 12.3 mm
$ 6732.77
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ID: 4061171 pcs
thumb image of 19.8ct Oval Facet Pink Kunzite (ID: 406117)
19.75 ct Kunzite
16.7 x 14.4 mm
$ 842.14
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ID: 3815591 pcs
thumb image of 19.9ct Round Facet Green/Pink Color-Change Diaspore (ID: 381559)
19.90 ct Color-Change Diaspore
15.4 mm
$ 6500.92
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ID: 4065091 pcs
thumb image of 19.2ct Pear Facet Pink Kunzite (ID: 406509)
19.21 ct Kunzite
19.5 x 12.4 mm
$ 813.35
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ID: 3336011 pcs
thumb image of 20.2ct Oval Cabochon Multicolor Sugilite (ID: 333601)
20.20 ct Sugilite
25.3 x 18 mm
$ 181.80
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ID: 4197921 pcs
thumb image of 20ct Pear Facet Pink Kunzite (ID: 419792)
19.95 ct Kunzite
16 x 15.2 mm
$ 779.65
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ID: 3631181 pcs
thumb image of 20.5ct Pear Cabochon Green Variscite (ID: 363118)
20.48 ct Variscite
27 x 18 mm
$ 102.40
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ID: 4566061 pcs
thumb image of 20.7ct Oval Cabochon Multicolor Pietersite (ID: 456606)
20.70 ct Pietersite
29.3 x 21.8 mm
$ 48.23
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ID: 4535061 pcs
thumb image of 20.6ct Cushion-Cut Lemon Quartz (ID: 453506)
20.60 ct Quartz
15.7 x 14.8 mm
$ 30.28
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ID: 4435911 pcs
thumb image of 19.5ct Oval Facet Yellow Golden Citrine (ID: 443591)
19.49 ct Citrine
18.4 x 14.6 mm
$ 97.45
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ID: 3626391 pcs
thumb image of 19.8ct Baguette Cabochon Multicolor Jasper (ID: 362639)
19.77 ct Jasper
24 x 14.2 mm
$ 39.54
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ID: 3924291 pcs
thumb image of 20.3ct Asscher Cut Pink Rose Quartz (ID: 392429)
20.28 ct Rose Quartz
17.6 x 17.5 mm
$ 101.40
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ID: 3776371 pcs
thumb image of 20.4ct Trillion Cabochon Multicolor Ammolite (ID: 377637)
20.44 ct Ammolite
28.5 x 19.1 mm
$ 771.41
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ID: 3840101 pcs
thumb image of 20.4ct Octagon Facet Golden Apatite (ID: 384010)
20.43 ct Apatite
17.5 x 13.2 mm
$ 612.90
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ID: 4535701 pcs
thumb image of 20.7ct Fancy Cabochon Multicolor Ammolite (ID: 453570)
20.65 ct Ammolite
22.2 x 18.3 mm
$ 764.05
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ID: 3140181 pcs
thumb image of 20.3ct Pear Cabochon Multicolor Chrysocolla (ID: 314018)
20.31 ct Chrysocolla
25.2 x 17.7 mm
$ 81.70
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ID: 3776311 pcs
thumb image of 19.8ct Fancy Cabochon Multicolor Ammolite (ID: 377631)
19.82 ct Ammolite
24.7 x 23.3 mm
$ 748.01
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ID: 3924301 pcs
thumb image of 19.2ct Asscher Cut Pink Rose Quartz (ID: 392430)
19.20 ct Rose Quartz
16.2 x 15.9 mm
$ 96.00
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ID: 4478041 pcs
thumb image of 19.6ct Oval Cabochon Multicolor Pietersite (ID: 447804)
19.62 ct Pietersite
30 x 22.1 mm
$ 58.86
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ID: 3631701 pcs
thumb image of 20.5ct Oval Cabochon Multicolor Jasper (ID: 363170)
20.46 ct Jasper
32.6 x 15.8 mm
$ 40.92
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ID: 4053871 pcs
thumb image of 19.7ct Round Cabochon Cream Moonstone (ID: 405387)
19.65 ct Moonstone
17.1 mm
$ 42.25
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20 Carat Gems
Buy gems by carat weight. Shop from our extensive range of beautiful, natural 20 carat gems. Browse the largest selection of natural loose colored gemstones available in 20 carats. Our wide gemstone selection includes many popular gem types, such as amethyst, citrine, rose quartz and turquoise, and lesser-known gems, including ruby-zoisite, ammolite and maw-sit-sit. From here, you can use our filters at the top or on the left-hand side to find gems by gem type, color, shape, cut and so on. For example, select 'tiger's eye' to see all of our 20 carat tiger's eye gems. Select 'violet' to shop for 20 carat purple gems. You can also filter by single, pairs, lots, faceted gems or cabochons by using the check boxes at the top.
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Size and Weight

Gems are always measured in Millimeter (mm)

Dimensions are given as;
length x width x depth,
except for round stones which are;
diameter x depth

Select gems by size, not by weight!
Gem varieties vary in density, so carat weight is not a good indication of size

Note: 1ct = 0.2g

Size Comparison Chart