SEIKO PROSPEX SRPF79K1

 Movement
• Caliber Number : 4R35
• Movement type : Automatic with manual winding
• Jewels : 23
• Power reserve : Approx. 41 hours
• Date display
• Stop second hand function

Case
• Case Material : Stainless steel with ceramic bezel
• Crystal Material : Sapphire crystal with magnifier  
• Crystal Coating : Anti-reflective coating on inner surface
• LumiBrite : Lumibrite on hands, index(es) and bezel

Case Dimensions
Thickness : 12.8mm
Diameter : 43.8mm
Lug-to-lug : 48.7mm

Band

• Material : Silicone

Other Details
• Water Resistance : 200m / 660ft diver's

• Weight : 127.0g

• SPECIAL EDITION on the case back
• Screw-down crown
• Screw case back
• Unidirectional rotating bezel