SEIKO PROSPEX SRPE03K1

 Movement
• Caliber Number : 4R36
• Power reserve :  Approx. 41 hours
• Movement type : Automatic with manual winding
• Jewels : 24
• Stop seconds hand function
• Day/Date display

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

Case Dimensions
Thickness : 13.2mm
Diameter : 45.0mm
Lug-to-lug : 47.7mm

Band
• Distance between lugs : 20mm
• Clasp : Three-fold clasp with secure lock, push button release with extender

Other Details
• Water Resistance : 200m / 660ft diver's
• Weight : 198.0g
• Screw case back
• Screw-down crown
• Unidirectional rotating bezel