Emerald and Diamond Halo Ring Emerald 0.48 ct. Round Diamond 0.73 ct. Baguette Diamond 0.75 ct. 18K White Gold Other Products. Yellow Sapphire and Diamond Ring Yellow Sapphire and Diamond Ring 18K Yellow Gold More Detail Plain Ring | Solitaire Ring | Eternity Ring 18K White Gold More Detail Diamond ring Diamond 0.07 ct. 18K White Gold More Detail Diamond Halo Earrings 18K White Gold More Detail