Seiko Cal. 3860 - 146

Seiko 3860-146

This Automatic model from 1975 features a 37mm Stainless Steel case. Powered by the 3860 caliber with 27j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-10486d6654e3]

Also known as: Bullhead, Arnie

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
37mm
Case Thickness
9.0mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
70m
Dial Color
Burgundy
Jewels
27j
Frequency
36,000 bph
Power Reserve
58 hours
Year
1975

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