Taking from our groundbreaking Detroit case design but in a 44mm downsized version that makes it a comfortable watch size for any wrist. This 21 jeweled automatic watch keeps precision time and never requires a battery. With the natural movements of your arm this watch will keep ticking up to 48 hours even when not in use. The Detroit mid-size is constructed of 316L to help resist any rust or corrosion from being in a marine environment. It is water resistant up to 100 meters (330 feet) and is backed with a 5 year limited warranty (also available in a 50mm case size).
Automatic Movement - No battery required.
Case Width: 44mm
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Marine Grade Stainless Steel - The highest grade of stainless steel for waterproofing, strength and non-corrosion in a marine environment.
Jeweled Movements - Synthetic ruby's which serve as bearings for gears in watches. This reduces torque and friction allowing your watch to run more accurately for longer.
Mineral Crystal Lens
Depth Tested to 100M
Double Locking Clasp