Chains + Diamonds = The Best of Both Worlds. Our best-selling Julian Cuban Chain Necklace becomes even more dazzling when simulated diamonds are added to the mix. Why? Because no one has ever been disappointed by adding diamonds. DETAILS: Cuban Chain Necklace Length: 18" Width: 6mm Signature MM Padlock Clasp SKU: N6361 MATERIALS: Silver Plated Over Brass Stone:(7) 6mm Simulated Diamonds