G-Shock Gravity Master Aviation Concept Men's Watch GRB100-1A2 Limited Edition Seiko prospex automatic men's watch

Seiko prospex automatic men's watch SPB101J1

World time 29 zones (48 cities + UTC)

and has a power reserve of approximately 41 hours

Water resistant at 30 meters/ 100 feet

Water Resistant:    200 Meters

G-Shock Gravity Master Aviation Concept Men's Watch GRB100-1A2 Limited Edition Seiko prospex automatic men's watchThis Aviation Concept watch is the newest addition to G Shock Gravitymaster series. The shock resistant watch connects to a smartphone app using Bluetooth to keep accurate time and enable various features. Designed with pilots in mind who pay strict attention to time, the smartphone app helps keep accurate time, including adjusting for daylight saving time and changes in time zones. The watch also has a flight log function that can be used for