lake suwa

Grand Seiko SLGA021 Specifications

Exterior

Case Material	Stainless steel
Case Back	Silver tone see-through screw
Glass Material	Dual-curved sapphire crystal
Glass Coating	Anti-reflective coating on inner surface
Band Material	Silver tone stainless steel
Bezel Material	Fixed polished stainless steel
Dial Color	Deep blue embossed wave pattern with engraved Grand Seiko logo below the 12 o’clock position and Spring Drive 5 Days logo at 6 o'clock position
Dial Hands	Zaratsu polished stainless steel silver tone hour, minutes and second hand
Dial Markers	Indexes with Zaratsu polished silver tone stainless steel markers
Crown	Silver tone screw down at 3 o'clock position
Case size	Diameter 40 mm × Thickness 11.8 mm
Lug to lug	47.9 mm
Band width	22 mm
Clasp type	Three-fold clasp with push button release

 

Movement

Caliber no	9RA2   Instruction
Movement Type	Spring Drive
Power reserve	Approximately 120 hours (5 days)
Accuracy	±10 seconds per month (±0.5 second per day)

 

Functions / Specifications

Water resistance	10 bar
Magnetic resistance	Equipped (4,800 A/m)
Functions	Hour, minute, second hand, date window at 3 o'clock
Features	38 jewels Case back with lion emblem Date display Power reserve indicator Screw case back Screw-down crown See-through case back

Reference : Grand Seiko SLGA021G