Seiko Cal. 4442 - 647

Seiko 4442-647

This Quartz model from 1986 features a 35mm Titanium case. Powered by the 4442 caliber with 27j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-4dd7dc6ee7c2]

Specifications

Movement
Quartz
Case Material
Titanium
Case Width
35mm
Case Thickness
8.2mm
Lug Width
19mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
190m
Dial Color
Silver
Jewels
27j
Frequency
21,600 bph
Power Reserve
72 hours
Year
1986

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