Seiko Cal. 3871 - 813

Seiko 3871-813

This Automatic model from 1966 features a 45mm Titanium case. With its 22mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-bfb21405d1f5]

Also known as: Sumo, Navigator

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
45mm
Case Thickness
11.1mm
Lug Width
22mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
130m
Dial Color
Burgundy
Jewels
17j
Frequency
36,000 bph
Power Reserve
38 hours
Year
1966

Related Models

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