Seiko Cal. 3812 - 883

Seiko 3812-883

This Hand-Winding model from 1973 features a 36mm PVD Black case. With its 18mm lug width and 9.7mm profile, it sits comfortably on most wrists. [seikata-wm-22fa5c7a92f0]

Also known as: Sumo, Tuna

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
36mm
Case Thickness
9.7mm
Lug Width
18mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
60m
Dial Color
Black
Jewels
36j
Frequency
28,800 bph
Power Reserve
66 hours
Year
1973

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