This luxurious Moi et Toi Sapphire and Diamond Necklace showcases a 5.16-carat cushion cut Ceylon sapphire set in radiant 18k yellow gold. Accented with a brilliant 0.81-carat radiant cut diamond and delicate 0.47-carat round brilliant diamonds, it embodies elegance and refinement. Designed by Sylva & Cie in the iconic Moi et Toi style, this 18-inch necklace offers a timeless symbol of sophisticated beauty.