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ID: 3375481 pcs
thumb image of 16.8ct Octagon / Scissor Cut Blue Zircon (ID: 337548)
16.80 ct Zircon
17 x 9.4 mm
$ 5078.84
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ID: 4358231 pcs
thumb image of 16.2ct Round Cabochon Colorless Golden Rutile Quartz (ID: 435823)
16.21 ct Rutile Quartz
17.1 mm
$ 40.20
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ID: 3807121 pcs
thumb image of 16.9ct Cushion Cabochon Pink Smithsonite (ID: 380712)
16.90 ct Smithsonite
14.5 x 13.2 mm
$ 455.29
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ID: 4068231 pcs
thumb image of 15.8ct Oval Cabochon Green Maw-Sit-Sit (ID: 406823)
15.84 ct Maw-Sit-Sit
16.1 x 13 mm
$ 47.52
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ID: 4515171 pcs
thumb image of 15.6ct Fancy Cabochon Multicolor Ammolite (ID: 451517)
15.64 ct Ammolite
21.3 x 17.2 mm
$ 435.89
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ID: 3914041 pcs
thumb image of 16.7ct Pear Crystal Cluster Multicolor Rainbow Pyrite (ID: 391404)
16.71 ct Rainbow Pyrite
28.3 x 14.9 mm
$ 50.13
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ID: 4170271 pcs
thumb image of 16.9ct Oval Cabochon Cream Star Moonstone (ID: 417027)
16.91 ct Star Moonstone
15.7 x 13.7 mm
$ 67.64
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ID: 4529091 pcs
thumb image of 16.2ct Fancy Cabochon Multicolor Ammolite (ID: 452909)
16.23 ct Ammolite
28.4 x 13.4 mm
$ 394.88
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ID: 4622141 pcs
thumb image of 16.8ct Oval Cabochon Multicolor Opal (ID: 462214)
16.83 ct Opal
20.8 x 16.6 mm
$ 677.58
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ID: 4076021 pcs
thumb image of 16.1ct Round Carved Cameo White Mother of Pearl (ID: 407602)
16.13 ct Mother of Pearl
25 mm
$ 17.74
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ID: 3983641 pcs
thumb image of 15.7ct Oval Facet Greenish Golden Apatite (ID: 398364)
15.65 ct Apatite
18.8 x 13.5 mm
$ 745.10
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ID: 4485461 pcs
thumb image of 15.8ct Oval Cabochon Violet Charoite (ID: 448546)
15.81 ct Charoite
23.5 x 18.2 mm
$ 23.72
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ID: 3877781 pcs
thumb image of 16.7ct Oval Facet Bi-Color Ametrine (ID: 387778)
16.69 ct Ametrine
18.5 x 14.8 mm
$ 116.83
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ID: 4172881 pcs
thumb image of 16.4ct Oval Checkerboard (double sided) Lemon Quartz (ID: 417288)
16.43 ct Quartz
20.1 x 15.2 mm
$ 32.86
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ID: 4621341 pcs
thumb image of 15.7ct Oval Cabochon Multicolor Opal (ID: 462134)
15.72 ct Opal
19.5 x 17.1 mm
$ 632.89
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ID: 4065061 pcs
thumb image of 16.1ct Trillion Facet Pink Kunzite (ID: 406506)
16.13 ct Kunzite
17.6 x 13.9 mm
$ 682.94
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ID: 4076071 pcs
thumb image of 16.5ct Round Carved Cameo White Mother of Pearl (ID: 407607)
16.47 ct Mother of Pearl
25 mm
$ 18.12
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ID: 4074831 pcs
thumb image of 16ct Round Carved Cameo White Mother of Pearl (ID: 407483)
16.01 ct Mother of Pearl
25.2 mm
$ 17.61
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ID: 4485921 pcs
thumb image of 15.9ct Oval Cabochon Violet Charoite (ID: 448592)
15.93 ct Charoite
21.9 x 16 mm
$ 23.90
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ID: 3460781 pcs
thumb image of 16ct Oval Cabochon Pink Rose Quartz (ID: 346078)
16.04 ct Rose Quartz
17 x 13.9 mm
$ 20.85
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ID: 4527311 pcs
thumb image of 15.8ct Trillion Cabochon Multicolor Ammolite (ID: 452731)
15.83 ct Ammolite
29.6 x 14.9 mm
$ 385.14
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16 Carat Gems
Buy gems by price. Shop from our extensive range of beautiful, natural 16 carat gems. Browse the largest selection of natural loose colored gemstones available in 16 carats. Our large gemstone selection includes many popular gem types, such as amethyst, citrine, topaz 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 'tourmaline' to see all of our 16 carat tourmaline gems. Select 'multicolor' to shop for 16 carat multicolor 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