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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

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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
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Lots
Faceted
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16.73ct Red Pyrope Garnet, Cushion, IF

16.8 x 12.3 mm

$ 486.01

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16.33ct Multicolor Labradorite, Pear Shape, Translucent

20 x 15 mm (calibrated)

$ 36.11

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16.66ct White Rainbow Moonstone, Pear Shape, Transparent

20 x 20 mm (calibrated)

$ 132.75

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16.75ct White Agate, Round, Opaque

17 mm (calibrated)

$ 26.53

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16.38ct Blue Larimar, Cushion, Opaque

23.9 x 22.6 mm

$ 197.41

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16.40ct Multicolor Quartz With Marcasite, Oval, Transparent

21.8 x 13.7 mm

$ 107.81

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16.19ct Yellow Quartz, Oval, Transparent

18 x 14.5 mm

$ 19.02

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16.70ct Multicolor Ammolite, Fancy, Opaque

25.8 x 16.8 mm

$ 332.66

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16.21ct Multicolor Agate, Oval, Opaque

19.4 x 12.9 mm

$ 16.14

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16.04ct Pink Rose Quartz, Oval, Transparent/Translucent

17 x 13.9 mm

$ 22.85

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16.83ct Multicolor Boulder Opal, Fancy, Opaque

23.2 x 16 mm

$ 83.81

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16.55ct Multicolor Ammolite, Fancy, Opaque

22 x 14.3 mm

$ 329.68

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16.23ct Multicolor Ammolite, Fancy, Opaque

28.4 x 13.4 mm

$ 177.82

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16.34ct Violet Amethyst, Flower Cut, Translucent

15.4 x 11.5 mm

$ 53.70

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16.03ct Multicolor Rainbow Pyrite, Cushion, Opaque

20 x 15 mm (calibrated)

$ 41.35

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16.71ct Yellow Star Sapphire, Oval, Opaque

15.7 x 12.6 mm

$ 164.77

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16.36ct Violet Amethyst, Oval, VVS-VS

18.3 x 15.3 mm

$ 130.36

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16.97ct Blue Topaz, Cushion, VVS-VS

18 x 11.5 mm

$ 135.22

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16.43ct Green Maw-Sit-Sit, Oval, Opaque

15.2 x 12.8 mm

$ 36.01

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16.79ct Blue Topaz, Fancy, Transparent

23.5 x 12.5 mm

$ 91.98

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16.87ct Blue Larimar, Pear Shape, Opaque

21 x 14.3 mm

$ 201.63

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16.47ct Multicolor Fossil Coral, Cushion, Opaque

20.6 x 14.2 mm

$ 35.72

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16.83ct Multicolor Labradorite, Pear Shape, Transparent/Translucent

20 x 15 mm (calibrated)

$ 37.21

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16.62ct Multicolor Opal, Pear Shape, Opaque

17.7 x 15.3 mm

$ 413.84

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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 -> 10 star ratings

Great website, easy to navigate, and loads quickly. Have bought here before, very pleased!

Posted By SallyO in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Easy and good price

Posted By Bry_guy in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

All items were delivered on time with all items meeting or exceeding my expectations. Cut, clarity and color were very close to the photos and description.

Posted By Bob D in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have been very happy with my prior purchases and enjoy the website experience.

Posted By Trouble in November, 2025
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Overall Rating -> 10 star ratings

Very food

Posted By Keeto in July, 2025
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Overall Rating -> 10 star ratings

A pleasant experience and many choices to choose from

Posted By Krackenking in November, 2025
Source: Bizrate
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