This diamond set brooch, depicting a Rosa Mundi, an early Rose, has a screw-fitting at the back, showing it was part of a bigger piece or set. Antique precious jewellery was often multifunctional; with detachable frames, the diamond set flowers could be worn as a tiara, a necklace, or be divided into smaller sections like brooches, pendants, bracelets,… Whatever would suit the occasion or the dress best.