Seiko Cal. 3860 - 678

Seiko 3860-678

This Kinetic model from 1987 features a 35mm Hardlex-Coated Steel case. Powered by the 3860 caliber with 25j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-41ec32b39e9a]

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
14.5mm
Lug Width
19mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
200m
Dial Color
Blue Sunburst
Jewels
25j
Frequency
21,600 bph
Power Reserve
39 hours
Year
1987

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