Calibrated Marquise Cut Gemstones in Size 12x6 mm
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Bi-color
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Black
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Blue Marquise Shape 12x6 mm Gems
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Brown Marquise Shape 12x6 mm Gems
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Golden
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Gray
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Green
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Multicolor Marquise Shape 12x6 mm Gems
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Orange
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Pink
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Purple
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Red Marquise Shape 12x6 mm Gems
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Turquoise
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Violet Marquise Shape 12x6 mm Gems
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White
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Yellow Marquise Shape 12x6 mm Gems
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Single |
Pairs |
Lots |
Faceted |
Cabochons |
1.58ct Violet Amethyst, Marquise, VS
12.1 x 6.2 mm
$ 12.12
4.38ctw Red Pyrope Garnet, Marquise, VVS
12 x 6 mm
$ 38.39
3.72ctw Red Pyrope Garnet, Marquise, VVS-VS
11.9 x 5.9 mm
$ 32.61
3.82ctw Red Pyrope Garnet, Marquise, VVS-VS
12 x 6 mm
$ 33.48
1.35ct Violet Amethyst, Marquise, VS
11.9 x 6.1 mm
$ 10.36
3.99ctw Red Pyrope Garnet, Marquise, VVS-VS
12.2 x 6.1 mm
$ 39.47
3.76ctw Blue Topaz, Marquise, VVS-VS
11.9 x 6.2 mm
$ 20.60
1.80ct Red Pyrope Garnet, Marquise, VVS-VS
11.9 x 6 mm
$ 15.78
3.77ctw Red Pyrope Garnet, Marquise, VVS-VS
12 x 6 mm
$ 28.92
1.28ct Violet Amethyst, Marquise, VS
12.2 x 6.1 mm
$ 8.42
2.49ct Multicolor Labradorite, Marquise, Translucent
12 x 6 mm (calibrated)
$ 5.51
3.16ctw Violet Amethyst, Marquise, Transparent
12 x 6 mm (calibrated)
$ 22.03
4.07ctw Blue Topaz, Marquise, VVS
12.1 x 6.2 mm
$ 22.30
3.96ctw Red Pyrope Garnet, Marquise, VVS-VS
12.1 x 6 mm
$ 34.71
3.79ctw Red Pyrope Garnet, Marquise, VVS-VS
12 x 6 mm
$ 33.22
3.92ctw Red Pyrope Garnet, Marquise, VS
12.1 x 5.9 mm
$ 34.36
2.51ct Multicolor Labradorite, Marquise, Translucent
12 x 6 mm (calibrated)
$ 5.54
1.85ct Violet Amethyst, Marquise, VS
11.8 x 6 mm
$ 12.16
2.05ct Red Pyrope Garnet, Marquise, VVS-VS
12 x 5.9 mm
$ 17.97
4.09ctw Red Pyrope Garnet, Marquise, VVS-VS
12.1 x 6 mm
$ 44.94
4.82ctw Blue Topaz, Marquise, VVS-VS
12.1 x 6.1 mm
$ 26.40
1.61ct Violet Amethyst, Marquise, VS
12.1 x 6.1 mm
$ 10.59
1.79ct Red Almandine Garnet, Marquise, VVS
12 x 6 mm (calibrated)
$ 66.86
1.42ct Multicolor Opal, Marquise, Translucent
11.9 x 5.9 mm
$ 49.50
Why Buy Marquise Shape 12x6 Mm Gems from GemSelect?
- Trusted Worldwide Since 2003
- Supplying natural gemstones to jewelers and collectors in 120+ countries
- Verified natural gemstones
- View All GemSelect Reviews on Bizrate
- Secure checkout and insured worldwide delivery
- 30-day returns and satisfaction guarantee
GemSelect Certified Store Reviews
GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!
Overall Rating -> 9 
Always a good quality stone. Priced fairly and shipped promptly. Answers emails quickly
Overall Rating -> 10 
Love this website! Looking forward to ordering consistently throughout the years to come building a personal collection.
Overall Rating -> 10
Found a rock that met my need. Bought it!
Overall Rating -> 9
I do enjoy this website and the wide selection. I would like to see more untreated stones. I also wasn't able to see my past order when I logged in.
Overall Rating -> 10
I have shopped at Gemselect for nearly 20 years. I especially like that you see pictures of the exact gem you are purchasing. You are a trusted source.
Overall Rating -> 10
Very pleasant
