Bidspirit auction | Lot of 9 pair of

Lot of 9 pair of 18k gold cufflinks - Diameter: 12 mm. Weight: 8.8 g. Total weight: 79.2 g. oval shaped with the central words SIR in red enaml, Società Italiana Resine. Hallmarked “750 - 485 MI”. Literature: Società Italiana Resine (S.I.R.) was an important Italian chemical company, founded in 1931 and specialized in the production of chemical resins for industrial applications. Over the decades, it collaborated on national and international industrial projects, including the supply of materials and technical consulting for chemical plants and infrastructure.