This is an authentic VAN CLEEF & ARPELS 18K Yellow Gold Black Onyx Diamond Vintage Alhambra Ring size 52 or 6. The ring is crafted of 18 karat yellow gold and features a clover motif set with a black onyx stone and a round brilliant cut diamond, approximately .06 carat. Follow this item for alerts. Van Cleef & Arpels is a registered trademark of Van Cleef & Arpels. FASHIONPHILE is not affiliated with Van Cleef & Arpels.