
Grand Seiko
SBGJ255 - HERITAGE MECHANICAL HI-BEAT GMT 44GS 55TH ANNIVERSARY LIMITED EDITION
REF: SBGJ255
Materials
High-intensity titanium case. Glass is dual-curved sapphire crystal with anti-reflective coating on inner surface. See-through screw case back. LIMITED EDITION and serial number on the case back. Screw-down crown. High-intensity titanium bracelet, three-fold clasp with push button release. Allergy-safe metal.
Dial
White dial with lumibrite on hands and index(es). Hours, minutes and seconds hands. Blue steel GMT hand. Baton dial markers. Date window at 3 o'clock position.
Functions
Hours, minutes, seconds, 24-hours hand and date. Dual time display function. Calendar-linked time difference adjustment function. Stop seconds hand function. Water-resistant to 10 bar. Magnetic resistance of 4,800 A/m.
Power Source
Automatic movement with manual winding. 37 jewels. Calibre 9S86. Hi-Beat Analogue - G.M.T. Mean daily rate of +5 to -3 seconds per day. Normal usage accuracy of +8 to -1 seconds per day. Power reserve of approximately 55 hours.
Diameter
40.00mm.
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