Gold
How to Read Gold Hallmarks
Karat marks, fineness numbers, assay offices and the plating codes that look like gold but are not — a field guide to the tiny stamps that decide what a piece is worth.
Marvin Buth4 min read
Karat marks, fineness numbers, assay offices and the plating codes that look like gold but are not — a field guide to the tiny stamps that decide what a piece is worth.