Seiko-Prospex Sea SPB383 Hoops making this an eco-sustainable product

making this an eco-sustainable product

Equipped with automatic technology that you control with every movement

The black and gray color scheme of this Khaki Field Mechanical is a subtle approach to military styling

Stainless steel case and bracelet

Seiko-Prospex Sea SPB383 Hoops making this an eco-sustainable productCaliber 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