IPA: /ˈkjuːlɛt/
KK: /ˈkyuːlɪt/
A small flat surface at the bottom of a gem, or a type of armor that protects the buttocks.
The jeweler polished the culet of the diamond to enhance its brilliance.
**Culet** → The word 'culet' comes from the Old French *culette*, meaning a small or little piece. It refers specifically to the small flat facet at the bottom of a gemstone, particularly in the context of diamond cutting.
Think of a 'small piece' ('culette') at the bottom of a gemstone — that's what a culet is.