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Home Gemstones 16 ct Gemstones

Buy Big 16 Carat Natural Gemstones

16 ct Gemstones Weight
16 ct Gemstones Size
16 ct Gemstones Clarity
16 ct Gemstones Price
16 ct Gemstones Treatment

Size Explained

Choose Size or Size Range
For Example: 6-7
For Example: 8-9
Bi-color 16 ct Gemstones
Black 16 ct Gemstones
Blue 16 ct Gemstones
Brown 16 ct Gemstones
Golden
Gray 16 ct Gemstones
Green 16 ct Gemstones
Multicolor 16 ct Gemstones
Orange
Pink 16 ct Gemstones
Purple 16 ct Gemstones
Red 16 ct Gemstones
Turquoise 16 ct Gemstones
Violet 16 ct Gemstones
White 16 ct Gemstones
Yellow 16 ct Gemstones
Single
Pairs
Lots
Faceted
Cabochons
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16.04ct Multicolor Jasper, Pear Shape, Opaque

25.1 x 14.4 mm

$ 12.66

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16.09ct Blue Chalcedony, Pear Shape, Opaque

26.1 x 15.7 mm

$ 40.07

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16.68ct White Rose Quartz, Flower Cut, Transparent

19.8 x 19.8 mm

$ 36.55

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16.58ct Blue Larimar, Oval, Opaque

26.9 x 16.2 mm

$ 181.65

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16.12ct White Howlite, Pear Shape, Opaque

23 x 18.3 mm

$ 7.71

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16.93ct Violet Amethyst, Flower Cut, Translucent

17.3 x 16.5 mm

$ 55.64

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16.75ct Multicolor Ruby-Zoisite, Baguette, Opaque

19.1 x 11.3 mm

$ 41.72

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16.27ct Violet Amethyst, Oval, IF

20 x 15 mm (calibrated)

$ 108.03

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16.45ct Violet Amethyst, Fancy, Transparent

22.2 x 15.9 mm

$ 49.15

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16.11ct Red Ruby, Oval, Translucent

15 x 12.9 mm

$ 423.60

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16.14ct Multicolor Coral, Oval, Translucent

23.9 x 18 mm

$ 50.05

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16.98ct Multicolor Pietersite, Trillion, Opaque

23 x 22 mm

$ 39.74

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16.94ct Purple Star Ruby, Oval, Opaque

16.1 x 13.6 mm

$ 222.71

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16.54ct Black Obsidian, Pear Shape, Opaque

25.9 x 18.9 mm

$ 27.18

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16.04ct Multicolor Agate, Round, Opaque

16 mm (calibrated)

$ 27.16

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16.47ct Multicolor Jasper, Oval, Opaque

20 x 15 mm (calibrated)

$ 11.55

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16.19ct Pink Rose Quartz, Oval, Transparent

20 x 14.2 mm

$ 35.47

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16.17ct Violet Amethyst, Emerald Cut, VVS-VS

17.9 x 14.1 mm

$ 112.74

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16.52ct Violet Amethyst, Cushion, VVS

20 x 15 mm (calibrated)

$ 115.18

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16.18ct Multicolor Jasper, Marquise, Opaque

31.4 x 13.8 mm

$ 28.19

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16.70ct Blue Topaz, Pear Shape, VVS-VS

21.3 x 13.4 mm

$ 128.08

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16.49ct Yellow Quartz, Flower Cut, Transparent

18.7 x 15.7 mm

$ 63.24

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16.67ct White Rainbow Moonstone, Pear Shape, Transparent

24.3 x 12.5 mm

$ 249.05

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16.30ct Multicolor Boulder Opal, Cushion, Opaque

24.9 x 9.9 mm

$ 113.64

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Why Buy 16 Ct Gemstones from GemSelect?

GemSelect Certified Store Reviews

GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!

Overall Rating -> 8 star ratings

I've purchased things from GemSelect before. What you see is what you get, which is not always the case with gem sites online. You can find some good value with gem select, and I will buy from them again.

Posted By Meyeusername in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I feel Gemselect is a trustworthy company to buy from

Posted By Becky in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Loved the price and the quality and the certification options which is the main reason why I buy. The guarantee is also a great reason to use gem select.

Posted By Sal in July, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Plan on purchasing on an ongoing basis. So far.....so good....

Posted By Jim in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Always get a nice gemstone. Just like the picture. Never disappointed

Posted By Ron T in June, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Very neat and to the point

Posted By Botha in March, 2026
Source: Bizrate
Enlarged Gemstone Image