Seiko Cal. 4533 - 700

This Spring Drive model from 1991 features a 37mm Hardlex-Coated Steel case. Powered by the 4533 caliber with 35j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-02c03ce17c03]

Also known as: Bellmatic, Flighty

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1991

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