Introducing a Magnificent Time Piece Seiko Automatic Divers Collection. Brushed and polished stainless steel case(44mm diameter 13mm thick)and bracelet. Precise Seiko automatic movement with 21 jewels self-winding. Black dial with lumibrite hands and hour markers for visibility under water. Crafted curved scratch resistant hardlex crystal. A rotating bezel which is uni-directional with detentes at 1/2 minute positions. Day and date display. Screw down crown with a signed screw down case back. Fold over locking buckle type clasp. Water resistant up to 200m.