Vacheron Constantin Overseas Chronograph 5500V/110A-B075 Silver Dial watch made of 316L stainless steel, and diameter is 41mm. And adopt front and back sapphire crystal glasses, and waterproof resistance is above 50 meters. Use Swiss ETA 7750 automatic movement change to Vacheron Constantin 5200 automatic winding mechanical movement that at 28,800bph. Vacheron Constantin Overseas Chronograph 5500V/110A-B075 JF Factory Silver Dial Replica Watch. Black leather strap with stainless steel deployant buckle. And adopt new adjustable watch strap system, this watch can remove and change strap that only need to prod a small sliding-rod between the strap and watch ear. And really achieve 1:1 replication.