Seiko Cal. 3860 - 412

Seiko 3860-412

This Solar model from 1965 features a 36mm PVD Black case. Powered by the 3860 caliber with 20j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-bd0f023d7034]

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
36mm
Case Thickness
12.5mm
Lug Width
20mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
80m
Dial Color
Cream
Jewels
20j
Frequency
36,000 bph
Power Reserve
56 hours
Year
1965

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seikata-wm-bd0f023d7034