April birthstone: diamond
The April birthstone is diamond, usually colourless but found in many colours.
How to read it
Diamond has been the April birthstone since the 1912 list. Most diamonds are colourless, but the International Gem Society notes that they occur in a full range of fancy colours, and GIA's page speaks of the April birthstone as "colored or colorless".
Also searched as: birthstone for April, diamond birthstone.
What colour is the April birthstone?
Most diamonds are colourless, but a coloured diamond is still a diamond: the list names the stone, not a colour.
More birthstones
Sources
- April Birthstone: Diamond (GIA), Gemological Institute of America
- Birthstone Chart: Modern and Traditional Birthstones, International Gem Society
- The Curious Lore of Precious Stones, by George Frederick Kunz, 1913, J. B. Lippincott (Project Gutenberg edition)
Last reviewed September 27, 2026 by Rory Hansen. How we research