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Our trusted network of 1stDibs sellers answer common questions

What is the rarest gem?

1 Answer
What is the rarest gem?
The rarest gem is painite. Since its discovery in 1951, there have only been two specimens known to exist.
1stDibs ExpertFebruary 22, 2021
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Alexandrite 0.24ct deep green to pinkish color change rare gemstone
Located in bangkok, TH
AXA09 Alexandrite 0.24ct deep green to pinkish color change rare gemstone Weight: 0.24ct Size: 4.1*3.4*2.5mm Origine: Srilanka Color Deep Green to pinkish Clarity Eye clean Top...
Category

2010s Loose Gemstones

Materials

Alexandrite

0.22ct Alexandrite deep green to pinkish red color change rare gemstone
Located in bangkok, TH
Top Alexandrite 0.22ct deep green to pinkish red color change rare gemstone AXA07 Weight: 0.22ct Size: 4.5*3.5*2.2mm Srilanka Deep Green to pinkish red Eye clean
Category

2010s Loose Gemstones

Materials

Alexandrite

IGI Certified 1.93ct Natural Colour Change Garnet Marquise Cut Rare Gemstone
Located in Birmingham, GB
IGI Certified 1.93ct Natural Colour Change Garnet Marquise Cut Rare Gemstone IGI Certified Unique Rare Untreated Colour Change Garnet Gemstone. 1.93 Carat untreated garnet with a ra...
Category

21st Century and Contemporary Loose Gemstones

Materials

Garnet

Fine 3.08ct Deep Blue Natural Sapphire Heart Cut Loose Rare Gemstone
By Gemsandjewelsuk
Located in Birmingham, GB
Fine 3.08ct Deep Blue Natural Sapphire Heart Cut Loose Rare Gemstone 9.2x8mm Natural Deep Blue Sapphire Gemstone. 3.08 Carat with a beautiful deep blue colour and excellent clarity,...
Category

21st Century and Contemporary British Loose Gemstones

Materials

Sapphire, Blue Sapphire

Unique 3.00ct Natural Winza Sapphire Ruby Blue Red Untreated Rare Gemstone
Located in Birmingham, GB
Unique 3.00ct Natural Winza Sapphire Ruby Blue Red Untreated Rare Gemstone Unique Natural Untreated Blue Red Winza Ruby Sapphire 3.00 Carat with a cushion cut and unique blue red bi...
Category

21st Century and Contemporary Loose Gemstones

Materials

Sapphire

IGI Certified Deep Purple Pink Sapphire 0.70ct Natural Oval Cut Rare Gemstone
Located in Birmingham, GB
IGI Certified Deep Purple Pink Sapphire 0.70ct Natural Oval Cut Rare Gemstone IGI Certified Deep Purple Pink Sapphire Oval Cut Gem. 0.70 Carat with a deep purple pink colour.
Category

21st Century and Contemporary Loose Gemstones

Materials

Sapphire

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