Seiko Cal. 4440 - 441

Seiko 4440-441

The 4440-441 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4440 caliber with 25j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-02ff25d26ab7]

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
46mm
Case Thickness
9.7mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
130m
Dial Color
Blue Sunburst
Jewels
25j
Frequency
36,000 bph
Power Reserve
39 hours
Year
1970

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