Seiko Cal. 4441 - 181

Seiko 4441-181

This Solar model from 1967 features a 38mm Hardlex-Coated Steel case. Powered by the 4441 caliber with 24j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-e4ac04591c7a]

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
14.3mm
Lug Width
18mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
140m
Dial Color
Black
Jewels
24j
Frequency
21,600 bph
Power Reserve
59 hours
Year
1967

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