The Seiko SRPL11K1, part of the Prospex "Samurai" series, is an automatic diver's watch with a striking red dial. 

Movement

• Caliber Number: 4R35
• Movement Type: Automatic with manual winding
• Power Reserve: Approximately 41 hours
• Jewels: 23
• Functions: Date display, stop second hand function (hacking) 

Case and Band

• Case Material: Stainless steel
• Case Diameter: 41.7mm
• Case Thickness: 12.3mm
• Lug-to-lug: 49.5mm
• Lug Width: 20mm
• Crystal: Hardlex mineral crystal
• Band Material: Stainless steel with a three-fold clasp, secure lock, push button release, and extender
• Dial Color: Red
• Weight: 170.0g 

Other Details

• Water Resistance: 200m (660ft) diver's, ISO standard compliant
• Bezel: Unidirectional rotating bezel
• Crown: Screw-down crown
• Case Back: Screw case back
• LumiBrite: On hands, index(es), and bezel for enhanced low-light visibility
• Magnetic Resistance: 4,800 A/m