Syna Jewels necklace. This playful reversible enamel necklace gives you the option of wearing black or white paired with a central champagne diamond detailed in 18 karat yellow gold. This treasure hangs on an 18" length chain which can be worn at 17" or 16" lengths as well, and has a small lobster clasp. Pendant measures approximately 5/8" in diameter. Champagne Diamonds approximately 0.03 tcw.