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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
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 Weight: 0.22ct Size
Category

2010s Loose Gemstones

Materials

Alexandrite

Fine Blue Spinel 1.20ct Oval Cut Rare Gemstone Loose Rare Gem
Located in Birmingham, GB
Fine Blue Spinel 1.20ct Oval Cut Rare Gemstone 7 x 5.8mm Loose Rare Gem Fine Natural Blue Spinel
Category

21st Century and Contemporary Loose Gemstones

Materials

Spinel

Natural Alexandrine 0.23ct deep green to pinkish color change rare gemstone
Located in bangkok, TH
Alexandrine 0.23ct deep green to pinkish color change rare gemstone AXA08 Weight: 0.23ct Size
Category

2010s Loose Gemstones

Materials

Alexandrite

Fine Blue Spinel 1.08ct Oval Cut Rare Gemstone Loose Rare Gem
Located in Birmingham, GB
Fine Blue Spinel 1.08ct Oval Cut Rare Gemstone 6.5 x 5.3mm Loose Rare Gem Fine Natural Blue Spinel
Category

21st Century and Contemporary Loose Gemstones

Materials

Spinel

Alexandrite 0.22ct deep green to pinkish red color change rare gemstone
Located in bangkok, TH
Alexandrite 0.22ct deep green to pinkish red color change rare gemstone Weight: 0.22ct Size: 4.5
Category

2010s Loose Gemstones

Materials

Alexandrite

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