Seiko Prospex Sea The Black Series SRPK43K1F

The Black Series. A concept of “night vision.”

The Green Lumibrite Pro shines brightly on the black dial, giving the impression of peering through a night-vision scope.

The brightest light for the darkest night.
This model features long-lasting bright Green Lumibrite Pro on the hour and seconds hands and the indexes. The lume shines a vivid green wherever you are, even in the darkest places. The black dial keeps reflection to a minimum, ensuring the highest level of legibility.

Specifications

Movement

• Caliber Number 4R36
• Movement Type Automatic with manual winding
• Precision +45 to -35 seconds per day
• Power reserve Approx. 41 hours
• Jewels 24

Functions

• Stop second hand function
• Day/Date display

Case/Band

• Case Material Stainless steel (hard coating)with ceramic bezel

Case Size

• Thickness:13.2mm
• Diameter:45.0mm
• Lug-to-lug:47.7mm

• Crystal Sapphire crystal with magnifier
• Crystal Coating Anti-reflective coating on inner surface
• LumiBrite LumiBrite on hands, index(es) and bezel

Clasp

• Three-fold clasp with secure lock , push button release with extender

• Distance between lugs 22

Other Details

• Water Resistance 200m / 660ft diver's
• Weight 198.0g

Features

• Unidirectional rotating bezel
• Screw-down crown
• Three-fold clasp with secure lock and extender
• Screw case back