金剛

(sa) vajra, 伐闍羅; 跋折羅 (or跋闍羅); 縛曰羅(or 縛日羅) The thunderbolt of Indra, often called the diamond club; but recent research considers it a sun symbol. The diamond, synonym of hardness, indestructibility, power, the least frangible of minerals. It is one of the (sa) saptaratna 七寶.