Seiko Cal. 3881 - 317

Seiko 3881-317

This Automatic model from 1972 features a 43mm Two-Tone case. Powered by the 3881 caliber with 25j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-3214b4e1406d]

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
43mm
Case Thickness
12.5mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
60m
Dial Color
Black
Jewels
25j
Frequency
28,800 bph
Power Reserve
49 hours
Year
1972

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seikata-wm-3214b4e1406d