Fabulous little chased design 10k gold filled ( gold fused to base metal)button back cufflinks up for your consideration. Old yellow gold with rose gold overtone. These unique little button backs flip up sideways to slip into the button hole ( then flip back to secure the cufflinks ) . In really good condition with very mild scuffs under jewellers loupe on the front plan panel ( expected for such old useable items). You may like to add your initials here or leave as is . UNISEX. Can be used for buttons or shirts . Estimated 1800s 1900s to 1920s . Imported from USA . Not marked but tested . They measure 2.3 cm long x 1.6 cm wide x 1 mm thick ( 1cm thick including button back . They come in a small gift box . 🍀Express postage with tracking at no extra charge.