PRODUCT SPECIFICATIONS
Brand : Seiko
Series : Prospex
Model number :SPB083 SPB081J1 SBDC065
Driving system : Automatic with manual winding mechanism
Caliber Number : 6R15
Case : Stainless steel case
Case coating : Dia shield
Glass : Sapphire crystal
Glass coating : Anti-reflective coating on inner surface
Lumi Brite : Hands and indexes
Drive durationPower reserve : 50 hours
Accuracy : -15 to +25 seconds per day (when static)
Water resistance : 200m water resistance suitable for air diving
Magnetic reluctance : Magnetic resistance
Size : H51mm x W44mm x D13.1mm
The warranty : 3 years 
PRODUCT FUNCTION
Screw case back
One-way bezel
Screw down crown
Jewels: 23 jewels
Stop second hand function
With change belt (silicone)