Luxury Men's Automatic Mechanical Watch - 18K Gold Plated Stainless Steel, Self-Winding, Sapphire Crystal Glass, Waterproof Dress Watch for Business & Formal Occasions

1.Movement : Japan 8215,21 jewels automatic mechanical movement, accurate travel time, with days function, support manual winding and automatic winding, do not need batteries, the clockwork stores power 42Hours 2.Sapphire Dial , will never Scratch skeleton on the back3.Screw-in crown: Water resistant to 99 feet (30 M),Suitable for all occasions, very good for gift