gold and jewels; precious object
Refers to valuable items, especially gold and gems, or something highly treasured. Often used in literary or formal contexts.
He collects treasures like gold and jewels.
That vase is truly a precious object.
Written identically as 金玉, the reading きんぎょく means 'gold and jewels' while きんたま is a colloquial word for testicles, so the reading must be judged from context.
traditional Japanese summer candy
Compound of 金 (gold) and 玉 (jewel, ball). The exact historical derivation is uncertain, but the combination naturally conveys the idea of precious materials.