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Home › Gemstones › Gemstones By Weight › 6 ct Gemstones

Buy Natural 6 Carat Loose Gemstones

6 ct Gemstones Weight
6 ct Gemstones Size
6 ct Gemstones Clarity
6 ct Gemstones Price
6 ct Gemstones Treatment

Size Explained

Choose Size or Size Range
For Example: 6-7
For Example: 8-9
Bi-color 6 ct Gemstones
Black 6 ct Gemstones
Blue 6 ct Gemstones
Brown 6 ct Gemstones
Golden 6 ct Gemstones
Gray 6 ct Gemstones
Green 6 ct Gemstones
Multicolor 6 ct Gemstones
Orange 6 ct Gemstones
Pink 6 ct Gemstones
Purple 6 ct Gemstones
Red 6 ct Gemstones
Turquoise 6 ct Gemstones
Violet 6 ct Gemstones
White 6 ct Gemstones
Yellow 6 ct Gemstones
Single
Pairs
Lots
Faceted
Cabochons
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6.71ct Multicolor Mystic Quartz, Cushion, VVS

6.71ct Multicolor Mystic Quartz, Cushion, VVS

12 x 12 mm (calibrated)

$ 40.10

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5.78ct Yellow Citrine, Oval, VVS-VS

5.78ct Yellow Citrine, Oval, VVS-VS

14 x 10 mm (calibrated)

$ 34.70

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6.44ct Purple Star Ruby, Round, Opaque

6.44ct Purple Star Ruby, Round, Opaque

10 mm (calibrated)

$ 84.67

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6.24ct Brown Rutile Quartz, Round, Transparent

6.24ct Brown Rutile Quartz, Round, Transparent

12 mm (calibrated)

$ 17.09

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6.75ct Multicolor Opal Triplet, Fancy, Opaque

6.75ct Multicolor Opal Triplet, Fancy, Opaque

18 x 12.2 mm

$ 168.08

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6.48ct Brown Tiger'S Eye, Oval, Opaque

6.48ct Brown Tiger'S Eye, Oval, Opaque

14 x 10 mm (calibrated)

$ 6.46

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12.30ctw Brown Hessonite Garnet, Oval, Translucent

12.30ctw Brown Hessonite Garnet, Oval, Translucent

12 x 10 mm (calibrated)

$ 67.38

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6.14ct Yellow Opal, Oval, Opaque

6.14ct Yellow Opal, Oval, Opaque

13.4 x 10.6 mm

$ 30.70

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6.06ct Turquoise Hemimorphite Druzy, Fancy, Opaque

6.06ct Turquoise Hemimorphite Druzy, Fancy, Opaque

16.6 x 8.9 mm

$ 99.59

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6.52ct Violet Amethyst, Pear Shape, VVS-VS

6.52ct Violet Amethyst, Pear Shape, VVS-VS

16 x 12 mm (calibrated)

$ 50.00

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13.27ctw Violet Chalcedony, Heart, Translucent

13.27ctw Violet Chalcedony, Heart, Translucent

12 x 12 mm (calibrated)

$ 22.19

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6.31ct Pink Tourmaline, Cushion, VVS
Tourmaline Product Video (743989)

6.31ct Pink Tourmaline, Cushion, VVS

12 x 10.7 mm

$ 1,911.98

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5.76ct Multicolor Fire Agate, Fancy, Opaque
Fire Agate Product Video (622335)

5.76ct Multicolor Fire Agate, Fancy, Opaque

15.6 x 7.4 mm

$ 81.16

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12.69ctw Multicolor Pietersite, Oval, Opaque

12.69ctw Multicolor Pietersite, Oval, Opaque

18 x 13 mm (calibrated)

$ 55.62

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6.45ct Multicolor Opal, Pear Shape, Translucent
Opal Product Video (673598)

6.45ct Multicolor Opal, Pear Shape, Translucent

16 x 12 mm (calibrated)

$ 160.61

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6.14ct Yellow Citrine, Oval, VVS-VS

6.14ct Yellow Citrine, Oval, VVS-VS

14 x 10 mm (calibrated)

$ 36.87

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6.55ct White Rainbow Moonstone, Pear Shape, Translucent

6.55ct White Rainbow Moonstone, Pear Shape, Translucent

14 x 9 mm (calibrated)

$ 45.67

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12.53ctw Black Star Diopside, Oval, Opaque

12.53ctw Black Star Diopside, Oval, Opaque

11 x 9 mm (calibrated)

$ 52.00

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5.88ct Red Ruby, Oval, VS
Ruby Product Video (728745)

5.88ct Red Ruby, Oval, VS

11 x 9 mm (calibrated)

$ 556.37

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6.27ct Yellow Quartz, Emerald Cut, VVS-VS

6.27ct Yellow Quartz, Emerald Cut, VVS-VS

12 x 12 mm (calibrated)

$ 34.35

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12.03ctw White Topaz, Oval, VS

12.03ctw White Topaz, Oval, VS

12 x 10 mm (calibrated)

$ 79.88

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13.01ctw Black Spinel, Round, Opaque

13.01ctw Black Spinel, Round, Opaque

12 mm (calibrated)

$ 40.49

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6.32ct Green Opal, Oval, Opaque

6.32ct Green Opal, Oval, Opaque

13.8 x 11.3 mm

$ 14.66

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5.86ct Violet Amethyst, Cushion, VVS

5.86ct Violet Amethyst, Cushion, VVS

15.1 x 9.1 mm

$ 40.85

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Why Buy 6 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

GemSelect is always my first choice for purchasing gemstones. The fact that the gems are always exactly as described and pictured on the website has earned my trust many times over. Even when I don't buy, I still love browsing all the beautiful stones. My new favorites are the bright green Tsavorites!

Posted By Lkcisneros in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

selection was broad and the check out was quick. Great site

Posted By JC Karl in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have made many purchases from GemSelect over the years, and I have a beautiful collection of jewelry as a result. My purchases have always been exactly as described, and I have enjoyed doing business with you.

Posted By MMM in July, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

Everything was good, the purchase was what I expected and what they show is what you get.

Posted By Mr. in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I was looking for high-quality amethyst on this site, and I was able to compare size, color, and weight in detail before making a purchase.

Posted By Atsuhisa in January, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

Fast snd easy to find what I was looking for

Posted By Bawb in May, 2026
Source: Bizrate
→ View All GemSelect Reviews on Bizrate
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