Seiko Cal. 4439 - 402

Seiko 4439-402

This Solar model from 1976 features a 46mm Two-Tone case. Powered by the 4439 caliber with 22j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-078153fa04fc]

Specifications

Movement
Solar
Case Material
Two-Tone
Case Width
46mm
Case Thickness
10.2mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
130m
Dial Color
Blue Sunburst
Jewels
22j
Frequency
36,000 bph
Power Reserve
66 hours
Year
1976

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