SEIKO PROSPEX SRPH99K1

 Movement
• Caliber Number : 4R35
• Precision : +25 to -35 seconds per day 
• Power reserve :  Approx. 41 hours
• Movement type : Automatic with manual winding
• Jewels : 23
• Stop second hand function
• Date display

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

Case Dimensions
Thickness : 11.7mm
Diameter : 42.4mm
Length : 45.2mm

Band
• Distance between lugs : 20mm
• Clasp : Three-fold clasp with push button release
• Band Material : Polyester

Other Details
• Water Resistance : 200m
• Weight : 87.0g
• LIMITED EDITION on the case back
• Screw case back
• Screw-down crown
• Rotating bezel