Swiss made automatic movement ETA 2824, mechanic, self-winding Powerreserve apx. 42 Hours Date Case diameter: 44mm Case height: 16mm 316L Steel case High Gloss finish Screw-down Crown signed with "VON" logo Screw-down caseback Sapphire crystal Water Resistant: 100 ATM / 1000 m Superluminova applied on hands and markers Standard equipped with a classic looking Tropic strap, made of Isoprene. Sturdy, casual and very comfortable to wear. Optional is an easy to size Milanaise bracelet to complement the elegance of the watch