Movement: SEAGULL ST2553JK Automatic
Number of Jewels: 25
Strap Width: 17mm
Sapphire Crystal thickness: 1.7mm
Frequency: 21600 / hour
Power Reservation: Up to 40 hours
Circumference: 44mm
Depth: 13.6mm
Casing Material: 316L surgical Steel with IP Ion plating
Strap Material: Leather
Weight: 85g
Waterproofing 3 ATM (Splash resistant)
Accuracy -15 to 30 seconds per 24 hours