Seiko Cal. 4431 - 209

Seiko 4431-209

This Quartz model from 1969 features a 38mm Titanium case. Powered by the 4431 caliber with 19j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-080ca33b43f7]

Specifications

Movement
Quartz
Case Material
Titanium
Case Width
38mm
Case Thickness
12.4mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
90m
Dial Color
Green
Jewels
19j
Frequency
21,600 bph
Power Reserve
37 hours
Year
1969

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seikata-wm-080ca33b43f7