The cufflinks are made of original bronze aluminum coins framed by hand in a silver 925 test. The coins date back to Algeria 20 centimes from 1975. Silver polished to a high gloss. Cufflinks are original, perfect for gift & wedding. Cufflinks packed in an elegant box. Silver cleaning cloth FREE of charge Fortunately, Dimensions: coin diameter 23 mm (0.90 inches) Weight 1 cufflink 7 g Materials used Aluminum bronze coins Silver Trials 925 Production method manually framed 100% made in Poland. (Hairpins Africa ALGERIA No. 1SP.) Cufflinks Africa Algeria 1975 Silver 925 Aluminum Bronze Coins Ram Gift For Him 75Th Birthday Wedding Handicrafts