Seiko Cal. 4420 - 957

Seiko 4420-957

This Quartz model from 1990 features a 44mm Stainless Steel case. Powered by the 4420 caliber with 22j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-4a4970044084]

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
44mm
Case Thickness
11.2mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
80m
Dial Color
Black
Jewels
22j
Frequency
21,600 bph
Power Reserve
52 hours
Year
1990

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seikata-wm-4a4970044084