Seiko Cal. 5643 - 827

Seiko 5643-827

This Kinetic model from 1977 features a 42mm Gold-Plated case. Powered by the 5643 caliber with 20j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-89304e4e5f7b]

Specifications

Movement
Kinetic
Case Material
Gold-Plated
Case Width
42mm
Case Thickness
10.9mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
30m
Dial Color
Green
Jewels
20j
Frequency
28,800 bph
Power Reserve
54 hours
Year
1977

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