This is an authentic VAN CLEEF & ARPELS 18K Yellow Gold Black Onyx Pure Alhambra Pendant Necklace. This stylish collar length necklace is crafted of 18 karat yellow gold and features a shamrock black onyx pendant. This is a lovely necklace, with the classical elegance of 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.