Seiko Cal. 4525 - 854

This Quartz model from 1971 features a 45mm Titanium case. With its 21mm lug width and 15.8mm profile, it sits comfortably on most wrists. [seikata-wm-75eca96e9d11]

Also known as: Sumo, Crown

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

45mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Navy

Jewels

33j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1971

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