Seiko Cal. 4529 - 923

This Spring Drive model from 1988 features a 44mm Hardlex-Coated Steel case. Powered by the 4529 caliber with 35j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-bdca60263091]

Also known as: Sumo, Crown

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

8.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

70m

Dial Color

Silver

Jewels

35j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1988

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