Seiko Cal. 3840 - 404

Seiko 3840-404

This Automatic model from 1975 features a 37mm Stainless Steel case. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-ed5a751ddce9]

Also known as: Navigator, Golden Tuna

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
37mm
Case Thickness
14.3mm
Lug Width
22mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
170m
Dial Color
Champagne
Jewels
32j
Frequency
21,600 bph
Power Reserve
53 hours
Year
1975

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