Seiko Cal. 4528 - 373

This Quartz model from 1966 features a 39mm Hardlex-Coated Steel case. Powered by the 4528 caliber with 35j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-87d60c11df25]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

12.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

Silver

Jewels

35j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1966

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