n.科-依-諾爾鉆石（世界最大鉆石之壹，原重191克拉）;
皇冠鉆石(英國王室收藏的印度產的大鉆石)
例句
1.Get set to ride along with four heroes on a quest for the lost Kohinoor Diamond!
妳要與4位英雄開始追尋皇冠鉆石的冒險徵程！
2.Meet people, solve puzzles, and survive the most challenging of puzzle boards as you aid the heroes in their quest for the Kohinoor Diamond!
遇見遊戲中的人物，解決謎題，扮演尋找皇冠鉆石的英雄，在最具挑戰的謎題中勝出！
3.But he cannot see any meaning because he has a certain idea: he has to find the diamond, a Kohinoor -- only then will there be meaning.
但他卻看不到任何意義，因為事先有了這樣的想法：他必須找到鉆石，鉆石之王科依諾爾，只有這樣才有意義。