Seiko Cal. 3877 - 732

Seiko 3877-732

This Automatic model from 1971 features a 35mm Stainless Steel case. With its 20mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-c53f4bb11b10]

Also known as: World Timer

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
35mm
Case Thickness
8.7mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
200m
Dial Color
Black
Jewels
22j
Frequency
21,600 bph
Power Reserve
39 hours
Year
1971

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