Seiko Cal. 3867 - 212

Seiko 3867-212

The 3867-212 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3867 caliber with 25j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-9824f7a440e7]

Also known as: Sumo

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
35mm
Case Thickness
13.2mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
200m
Dial Color
Black
Jewels
25j
Frequency
21,600 bph
Power Reserve
39 hours
Year
1972

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