Quite a few feel that the Breastplate of Aaron is The premise for the origin of birthstones (often called natal stones). The Guidance for fabricating the Breastplate are in Exodus 28, 15-30: and call for the twelve stones of the Twelve Tribes of Israel for being established in 4 rows. https://www.gemsbiz.com/blog/explore/birthstones-by-zodiac-sign