What does 732 mean on a piece of jewelry?

The number "732" on a piece of jewelry typically indicates the metal's purity, specifically referring to 18-karat gold. The "7" represents 7 parts of pure gold out of 12 total parts, while the "32" can denote a specific alloy or manufacturer code. This marking helps identify the quality and authenticity of the gold used in the piece. Always check with a jeweler for confirmation of the specific meaning in context.