This is an authentic VAN CLEEF & ARPELS 18K Yellow Gold Diamond Black Onyx Vintage Alhambra Ring 48 4.5. The ring is crafted of 18 karat yellow gold and features an Alhambra clover motif set with black onyx and a single bezel-set diamond weighing approximately .05 carats. PLEASE NOTE: The diamond setting is slightly worn due to the wear and age of this piece. Follow this item for alerts. Van Cleef & Arpels is a registered trademark of Van Cleef & Arpels. FASHIONPHILE is not affiliated with Van Cleef & Arpels.