This is an authentic VAN CLEEF & ARPELS 18K Yellow Gold Mother of Pearl Diamond Vintage Alhambra Ring 47 US 4. This stunning vintage ring is 18 karat gold and features a gold shamrock setting with mother of pearl with a central diamond having .08 carats. This is an excellent ring with the classical elegance only from Van Cleef & Arpels! Follow this item for alerts. Van Cleef & Arpels is a registered trademark of Van Cleef & Arpels. FASHIONPHILE is not affiliated with Van Cleef & Arpels.