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Gemstones

Gemstones, their colors, associated birth months, and Mohs hardness ratings.

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The records

10 of 55 records · Select a column heading to sort.

ID Gem name Color Birth month Hardness mohs
1 Diamond Colorless April 10
2 Ruby Red July 9
3 Sapphire Blue September 9
4 Emerald Green May 7.5 to 8
5 Aquamarine Blue green March 7.5 to 8
6 Amethyst Purple February 7
7 Citrine Yellow November 7
8 Topaz Golden yellow November 8
9 Garnet Red January 6.5 to 7.5
10 Peridot Green August 6.5 to 7

Scope and sources

Last checked against sources: October 15, 2026.

Last changed: July 19, 2026. This is when we last changed the data or its description. It doesn’t mean the data runs up to that date.

A complete download includes all 55 records currently held in this dataset. Check the description and sources to decide whether its scope fits your project.

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GET https://mysafeinfo.com/api/data/gemstones

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