Vintage Manschettenknopf Black Onyx Rectangle von Studio Silvr Glass bowl yellow The mold number 3309/25 can

The mold number 3309/25 can be found on its base

Material & Color: Glass (thick-walled

Origin / Period: Design from 1950

Baroque-Rococo Revival

one of the two feet is shorter than the other

Vintage Manschettenknopf Black Onyx Rectangle von Studio Silvr Glass bowl yellow The mold number 3309/25 canA striking pair of vintage cufflinks with rectangular, jet black faceplates set in clear silver frames. The surface appears like polished onyx or dark enameled toughened glass. They add a calm, precise accent to narrow cuffs and formal fabrics. The 925 hallmark confirms sterling silver; the patina adds warmth. Mid century in attitude and proportion, minimalist and modernist. Created between 1950 and 1970, classically formal, yet timeless in use. The