Seiko Cal. 4427 - 698

Seiko 4427-698

This Hand-Winding model from 1979 features a 45mm Titanium case. Powered by the 4427 caliber with 22j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-35948e137a76]

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
45mm
Case Thickness
8.6mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
140m
Dial Color
Blue Sunburst
Jewels
22j
Frequency
36,000 bph
Power Reserve
40 hours
Year
1979

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seikata-wm-35948e137a76