Stainless steel case and bracelet. Silver dial. Unidirectional rotating bezel. Date displays at 3 o'clock position. Chronograph. Tachymeter. Push button deployment clasp. Scratch resistant sapphire crystal. Case diameter 39mm. Case thickness 11mm. Quartz movement. Water resistant at 100 meters (330 feet). Alternate Model Numbers: SND587, SND587P1, SND587P-1. Seiko Chronograph Criteria BAR Honda Formula 1 Steel Silver Mens Watch SND587 