Seiko Cal. 4431 - 523

Seiko 4431-523

This Quartz model from 1998 features a 36mm Hardlex-Coated Steel case. Powered by the 4431 caliber with 20j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-e1008f1810a7]

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
12.0mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
50m
Dial Color
Green
Jewels
20j
Frequency
36,000 bph
Power Reserve
42 hours
Year
1998

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