Rubies are valuable red gemstones used in making jewelry. They are known for their bright red color and hardness. Jewelers use rubies in rings, necklaces, and bracelets. Rubies are considered symbols of love, wealth, and protection in many cultures.
MSIC - Section C: Manufacturing (5884)
C32 : Other manufacturing (193)
C321 : Manufacture of jewellery, bijouterie and related articles (100)