Ever since its first diver’s watch in 1965, Seiko has developed new technologies, features and designs that have made the Seiko diver’s watch collection a favorite among professional and recreational divers the world over. So how does the Seiko SPB383 hold up? All the details in the video review right here:

With this release Seiko introduced a new movement in the long-trusted 6R family that has a GMTGMT A GMT (Greenwich Mean Time) complication is a feature found in some watches that allows the wearer to track two time zones simultaneously. It typically includes a 24-hour hand and a bezel or a second hour hand that can be adjusted independently of the main hour hand to track the time in a different time zone. [Learn More] function and a power reserveRéserve de marche Also known as Power Reserve. A watch's power reserve refers to the amount of time a mechanical watch can run without being wound. The power reserve of a mechanical watch can vary depending on the size of the mainspring, the efficiency of the gear train, and the rate at which the mainspring releases energy. If a watch has a Power Reserve 'complication' it simply means that the status of the power reserve can be seen on the watch itself (either on the dial or movement side of the watch). [Learn More] extended to a full 72 hours. The GMT hand can be set independently in one-hour increments without interrupting the time-of-day hands and allows the wearer to see, at a glance, the time in a second time zone. All this while also boasting 200 meters of water resistance, a screw-down crownCrown The knob on the outside of the watch that you typically use to either wind the mainspring or set the time [Learn More], a highly legible Lumibrite-equipped dial, and a unidirectional bezel in scratch-resistant ceramic. The automatic mechanical movement runs for three full days when fully wound.
While the watch’s design reflects its heritage, every aspect of this new creation is fully up to date in specification and execution. I think this is a fantastic addition to the Prospex lineup.

