Seiko Cal. 4439 - 739

Seiko 4439-739

This Solar model from 1973 features a 37mm Stainless Steel case. Powered by the 4439 caliber with 29j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-416ba27d430e]

Specifications

Movement
Solar
Case Material
Stainless Steel
Case Width
37mm
Case Thickness
9.2mm
Lug Width
21mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
40m
Dial Color
Blue Sunburst
Jewels
29j
Frequency
28,800 bph
Power Reserve
41 hours
Year
1973

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seikata-wm-416ba27d430e