Seiko Cal. 3839 - 457

Seiko 3839-457

This Automatic model from 1979 features a 41mm Stainless Steel case. Powered by the 3839 caliber with 36j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-fdbf3358ef47]

Also known as: Monster, Tuna

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
41mm
Case Thickness
8.0mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
180m
Dial Color
White
Jewels
36j
Frequency
36,000 bph
Power Reserve
40 hours
Year
1979

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