Seiko 5 Sports SRPK71 Special Edition SKX Style Red Black Automatic

Caliber Number: 4R36 
Movement Type: Automatic with manual winding
Power Reserve: Approx. 41 hours
Jewels: 24

Case Material: Stainless steel
Case Thickness: 13.4mm
Case Diameter: 42.5mm
Lug-to-Lug: 46.0mm
Crystal: Hardlex
LumiBrite: Lumibrite on hands and index(es)
Band Material: Nylon
Bracelet Length: 220.0mm
Distance between Lugs: 22mm

Water Resistance: 10 bar
Weight: 95.0g
Functions: 

• Stop second-hand function
• Day/Date display