Seiko Cal. 6350 - 678

Seiko 6350-678

This Automatic model from 1974 features a 36mm Hardlex-Coated Steel case. Powered by the 6350 caliber with 27j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-161b0e798b19]

Also known as: Monster, Bellmatic

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
15.1mm
Lug Width
20mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
30m
Dial Color
Green
Jewels
27j
Frequency
21,600 bph
Power Reserve
55 hours
Year
1974

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