Seiko Cal. 4523 - 737

Seiko 4523-737

This Quartz model from 1971 features a 34mm Titanium case. Powered by the 4523 caliber with 30j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-24787b1d7e40]

Also known as: Helmet

Specifications

Movement
Quartz
Case Material
Titanium
Case Width
34mm
Case Thickness
14.4mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
80m
Dial Color
Burgundy
Jewels
30j
Frequency
36,000 bph
Power Reserve
72 hours
Year
1971

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seikata-wm-24787b1d7e40