
MWC "Depthmaster" 100atm / 3,280ft / 1000m Water Resistant Military Divers Watch
31 mm · 48 mm L2L · 1000 m

Lugs stay on wrists from about 6.5 in (lug-to-lug rule of thumb)
Last checked Oct 28, 2026
View on Cooper Watches’s site ↗38mm American 113A Aviation Military Watch Refer to the U.S. military watch specification GG - W-113A issued on June 6, 1967. This watch pays homage to and improves upon the original design. Uses a tried and true Japanese VH31 sweeping quartz movement. Autoquartz movement , 316L Stainless steel case which is 100M waterproof. This watch undergoes waterproof testing twice: first the case undergoes a waterproof test then following assembly the complete watch is tested. Movement:Japanese Seiko Vh31 sweeping quartz movment Movement Model Features:ticks 4 times per second SR920SW battery(Life:2 years) Monthly error ±15 seconds • Model Description: SM80123A 38mm American 113A AVIATION Military Watch 100M • Movement: Seiko VH31 Scan Quartz • Lume: Super luminous SLC3 • Case:40mm (including Crown) • Lug to lug: 48mm • Case Type: Round • Case Material: Stainless Steel • Case Colour: Sand blasted +Shining • Crown: Botton pull down crown • Height: 11.5mm • Diameter:40mm • Bracelet Material: Nylon Nato • Band Color : black • Dial Color: Black • Lug spacing:30mm • Index Colour: Super Slc3 Luminous • Glass: Blue Coating Glass • Gender: Men & Women • Water Resistant:10ATM • Glass size:34.5*2.0mm ( Diameter &Thickness size) • Crown:6mm screwed
Details and photos come from Cooper Watches’s website, last checked Oct 28, 2026. Specs were read automatically and may contain mistakes.
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31 mm · 48 mm L2L · 1000 m




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