Also known as: ダイヤモンド, ダイアモンド, 金剛石, 다이아몬드, 钻石
A type of precious Crystal gemstone known for its hardness.
For tagging purposes this should be used for crystals that have been cut into an organized shape, particularly a shape used in jewelry.
For the ♦️ symbol or the Playing Card suit, use Diamond (Shape).
For the 💎 symbol seen on Idolmaster character cards, see Gem (Symbol).