Seiko Prospex SPB383 Sea MM200 Automatic GMT Black remove_offer Black bezel in polished ceramic

Black bezel in polished ceramic

Screw-Down Crown

Crystal: Hand winding

Five years after making Japan's first diver's watch in 1965

the watch can be worn in a variety of situations by combining it with a wide range of 10 exclusive leather straps

Seiko Prospex SPB383 Sea MM200 Automatic GMT Black remove_offer Black bezel in polished ceramicCaliber Number 6R54 Movement Type Automatic with manual winding Precision +25 to 15 seconds per day Power reserve Approx. 72 hours(3 days) Jewels 24 Functions 24 hour hand Stop second hand function Case Band Case Material Stainless steel (super hard coating) Case Size Thickness: 12. 9mm Diameter: 42. 0mm Lug to lug: 48. 6mm Crystal Sapphire crystal Crystal Coating Anti reflective coating on inner surface LumiBrite LumiBrite on hands, index(es) and