Seiko Cal. 4430 - 641

Seiko 4430-641

This Kinetic model from 1980 features a 43mm PVD Black case. Powered by the 4430 caliber with 19j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-f4fafebb63da]

Specifications

Movement
Kinetic
Case Material
PVD Black
Case Width
43mm
Case Thickness
10.3mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
60m
Dial Color
White
Jewels
19j
Frequency
36,000 bph
Power Reserve
56 hours
Year
1980

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