Seastrong

This Seastrong Diver Extreme Automatic GMT comes in a 39x40.50mm case with a rubber strap. The automatic movement boasts a 50h power reserve. The watch offers hours, minutes, seconds, GMT and date at 6 o'clock features.
  
Product details:
Functions: Hours, minutes, seconds, gmt, date at 6 o'clock
Type: Automatic
Movement
Name: AL-560 (Base SW330)
Alternance: 28'800 alt/h
Power Reserve: 50h
Jewels: 25
Case
Diameter: 39x40.50mm
Height: 12mm
ATM: 30
Material: Stainless steel 316l
Color: Stainless steel
Dial
Color: Silver
Finish: Triangle pattern
Strap
Dimensions: 75x115mm
Color: Black
Buckle: Folding buckle with push buttons
Buckle Size: 21mm
Strap Lock Size: 15.25mm