The Seiko Prospex SPB321 is a robust dive watch with a 45mm stainless steel case and a grey dial featuring Lumibrite on the hands, indexes, and bezel. The sapphire crystal adds durability and clarity, while the stainless steel bracelet with a three-fold clasp, secure lock, push-button release, and extender ensures a secure fit. With a water resistance of 200m/660ft, this diver's watch is equipped with an automatic movement with manual winding capacity, powered by the Caliber 6R35. The watch comes with a 3-year international warranty, underscoring Seiko's commitment to quality and reliability.