Seiko Cal. 3891 - 258

Seiko 3891-258

This Automatic model from 1974 features a 43mm Titanium case. Powered by the 3891 caliber with 30j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-e3c0a8c5d322]

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
43mm
Case Thickness
13.4mm
Lug Width
20mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
190m
Dial Color
Green
Jewels
30j
Frequency
21,600 bph
Power Reserve
40 hours
Year
1974

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seikata-wm-e3c0a8c5d322