Seiko Cal. 3884 - 389

Seiko 3884-389

This Automatic model from 1977 features a 42mm PVD Black case. Powered by the 3884 caliber with 28j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-ef41e216c122]

Also known as: Sumo, Bullhead

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
42mm
Case Thickness
10.1mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
160m
Dial Color
Cream
Jewels
28j
Frequency
21,600 bph
Power Reserve
64 hours
Year
1977

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