Grand Seiko SLGA023 Ushio

Grand Seiko SLGA023 Ushio

The SLGA023 Ushio is a professional diver's watch from the Evolution 9 Collection, combining ISO-compliant diving capabilities with Grand Seiko's refined design aesthetic. Its striking blue dial features the "ushio" pattern inspired by ocean currents, housed beneath a unidirectional ceramic bezel. Powered by the advanced Spring Drive Caliber 9RA5, this timepiece offers exceptional accuracy of ±10 seconds per month and an impressive 120-hour (5-day) power reserve. The 43.8mm high-intensity titanium case delivers 200m water resistance while maintaining lightweight comfort with luminous hands for underwater visibility.

Case: 43.8mm | High-intensity titanium
Dial: Blue with indexes, luminous hands
Movement: Spring Drive, Caliber 9RA5
Power Reserve: 120 hours
Water Resistance: 200 meters
Bracelet/Strap: High-intensity titanium bracelet with three-fold clasp with secure lock and push button release