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: 0.5 - 1 Carat Gems
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Gemtype Color Shape Weight Size Date Clarity Price Origin
You Selected (3046): 0.5 - 1 Carat Gems Clear All
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ID: 4492471 pcs
thumb image of 1ct Octagon Step Cut Green Tourmaline (ID: 449247)
1.00 ct Tourmaline
13.5 x 3.5 mm
$ 30.00
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ID: 2786801 pcs
thumb image of 0.7ct Oval Facet Golden Green Demantoid Garnet (ID: 278680)
0.71 ct Demantoid Garnet
6.1 x 4.2 mm
$ 177.50
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ID: 4498611 pcs
thumb image of 0.6ct Diamond-Cut Blue Sapphire (ID: 449861)
0.55 ct Sapphire
4.9 mm
$ 298.83
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ID: 4590011 pcs
thumb image of 0.9ct Oval Cabochon Green Prehnite (ID: 459001)
0.89 ct Prehnite
6.9 x 6.3 mm
$ 1.33
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ID: 4490641 pcs
thumb image of 0.9ct Oval Facet Violet Amethyst (ID: 449064)
0.91 ct Amethyst
7.6 x 5.5 mm
$ 4.55
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ID: 4446731 pcs
thumb image of 0.5ct Oval Facet Green to Red-Pink Color-Change Garnet (ID: 444673)
0.53 ct Color-Change Garnet
5 x 4.4 mm
$ 21.30
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ID: 4557061 pcs
thumb image of 0.7ct Pear Facet Sky Blue Topaz (ID: 455706)
0.71 ct Topaz
7 x 4.9 mm
$ 4.97
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ID: 4245971 pcs
thumb image of 0.9ct Cushion-Cut Green/Pink Color-Change Diaspore (ID: 424597)
0.88 ct Color-Change Diaspore
6.1 x 5.1 mm
$ 26.40
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ID: 3904121 pcs
thumb image of 0.8ct Cushion-Cut Violet Blue Tanzanite (ID: 390412)
0.81 ct Tanzanite
6.9 x 5 mm
$ 89.10
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ID: 4453101 pcs
thumb image of 0.6ct Round Facet Golden Yellow Sapphire (ID: 445310)
0.63 ct Sapphire
5.1 mm
$ 31.60
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ID: 4441751 pcs
thumb image of 0.5ct Oval Facet Green to Red-Pink Color-Change Garnet (ID: 444175)
0.54 ct Color-Change Garnet
5.7 x 3.9 mm
$ 21.70
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ID: 4371731 pcs
thumb image of 0.6ct Marquise Facet Green/Pink Color-Change Diaspore (ID: 437173)
0.63 ct Color-Change Diaspore
9.8 x 3.7 mm
$ 10.43
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ID: 4589981 pcs
thumb image of 0.9ct Oval Cabochon Green Prehnite (ID: 458998)
0.93 ct Prehnite
6.2 x 5.1 mm
$ 1.39
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ID: 3832081 pcs
thumb image of 0.6ct Oval Facet Reddish Orange Fire Opal (ID: 383208)
0.59 ct Fire Opal
7 x 5.2 mm
$ 18.89
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ID: 4218721 pcs
thumb image of 0.6ct Baguette / Scissor Cut Brownish Green Kornerupine (ID: 421872)
0.63 ct Kornerupine
7.2 x 3.6 mm
$ 48.99
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ID: 2729401 pcs
thumb image of 0.6ct Oval Facet Golden Green Demantoid Garnet (ID: 272940)
0.64 ct Demantoid Garnet
6 x 4.1 mm
$ 160.00
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ID: 4565901 pcs
thumb image of 0.7ct Pear Facet Sky Blue Topaz (ID: 456590)
0.72 ct Topaz
6.7 x 4.8 mm
$ 5.04
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ID: 4316271 pcs
thumb image of 0.9ct Octagon Facet Cinnamon Orange Hessonite Garnet (ID: 431627)
0.87 ct Hessonite Garnet
5.1 x 5 mm
$ 15.66
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ID: 4609501 pcs
thumb image of 0.7ct Heart Facet Light Pink Morganite (ID: 460950)
0.68 ct Morganite
5.6 x 6.2 mm
$ 54.40
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ID: 4679071 pcs
thumb image of 0.7ct Pear Facet Pink Sapphire (ID: 467907)
0.69 ct Sapphire
8.3 x 4 mm
$ 55.20
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ID: 4117931 pcs
thumb image of 0.6ct Oval Facet Green Yellow Sillimanite (ID: 411793)
0.64 ct Sillimanite
5.3 x 5 mm
$ 22.40
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0.5 - 1 Carat Gems
Buy beautiful natural gems by weight from 0.5 to 1 carat. Browse the largest selection of natural colored gemstones by size, including rare and hard to find gem types such as green tsavorite garnet and blue kyanite. Also available are popular gem types including white diamond, blue sapphire, pink sapphire and red ruby. Half to 1-carat gemstones are perfect for accent stones or side stones in rings or other jewelry items. 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 'sapphire' to see all of our sapphire gems between 0.5 to 1 carat. Select 'blue' to see all of our blue gems. 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