Seiko Presage Classic Series SPB527J1

Movement

Caliber Number	6R5J
Movement Type	Automatic with manual winding
Precision	+25 to -15 seconds per day
Power reserve	Approx. 72 hours(3 days)
Jewels	24
Functions	24-hour hand Stop second hand function

Case/Band

Case Material	Stainless steel (super hard coating)
Case Size	Thickness:13.0mm
Diameter	40.2mm
Lug-to-lug	46.0mm
Crystal	Dual-curved sapphire crystal
Crystal Coating	Anti-reflective coating on inner surface
Clasp	Deployment clasp with push button release
Distance between lugs	20mm

Other Details

Water Resistance	10 bar
Features	See-through & Screw case back