Danish Modernist Fredericia Soiv Oxidised Sterling Ring- Size 8.5
- Condition 8/10. Good vintage condition
- Stamped 'FS 925'. FS for the maker - Fredericia Soiv
- Approx. size 8.5
Oxidized silver is a process that many jewelers use to give sterling silver a black patina. It gives the jewelry an antique or tarnished look. The process consists of taking clean sterling silver and using a chemical (liver of sulphur) to treat it to speed up the tarnishing effect.