





Birthstones by cultures

| Month |
15th- 20th century[1]:315 |
U.S. (1912)[1]:319–320 |
U.S. (2019)[9] |
Britain (2013)[10] |
| January |
garnet |
garnet |
garnet |
garnet |
| February |
amethyst, hyacinth, pearl |
amethyst |
amethyst |
amethyst |
| March |
bloodstone, jasper |
bloodstone, aquamarine |
aquamarine, bloodstone |
aquamarine, bloodstone |
| April |
diamond, sapphire |
diamond |
diamond |
diamond, rock crystal |
| May |
emerald, agate |
emerald |
emerald |
emerald, chrysoprase |
| June |
cat's eye, turquoise, agate |
pearl, moonstone |
pearl, moonstone, alexandrite |
pearl, moonstone |
| July |
turquoise, onyx |
ruby |
ruby |
ruby, carnelian |
| August |
sardonyx, carnelian, moonstone, topaz |
sardonyx, peridot |
peridot, spinel |
peridot, sardonyx |
| September |
chrysolite |
sapphire |
sapphire |
sapphire, lapis lazuli |
| October |
opal, aquamarine |
opal, tourmaline |
opal, tourmaline |
opal |
| November |
topaz, pearl |
topaz |
topaz, citrine |
topaz, citrine |
| December |
bloodstone, ruby |
turquoise, lapis lazuli |
turquoise, zircon, tanzanite |
tanzanite, turquoise |
Tropical zodiac

Birthday (day of the week) stones
While the term "birthday stone" is sometimes used as a synonym for birthstone, each day of the week is also assigned a unique gemstone and these assignments are distinct from the monthly assignments.

https://en.wikipedia.org/wiki/Birthstone
