Seiko Cal. 4439 - 985

Seiko 4439-985

This Quartz model from 1980 features a 44mm Hardlex-Coated Steel case. Powered by the 4439 caliber with 30j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-984c67a4ec63]

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
14.1mm
Lug Width
18mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
110m
Dial Color
Black
Jewels
30j
Frequency
28,800 bph
Power Reserve
53 hours
Year
1980

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seikata-wm-984c67a4ec63