Vocab InfoUnclassified Noun金剛石(こんごうせき)diamondDetailsExamples金剛石diamondDetailsExamplesDictionary DefinitionNoun1. diamondAll Forms金剛石 【こんごうせき】DetailsAudioPlayFrequencyDictionary Top 39,900ExamplesThere are no sentences available for this contentHold tight, context sentences are coming soon!Self-Study SentencesStudy your own way!Add sentences and study them alongside Bunpro sentences.Try Bunpro