Seiko Cal. 4597 - 603

This Spring Drive model from 1972 features a 35mm Titanium case. Powered by the 4597 caliber with 27j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-8d7feadca58c]

Also known as: Sumo, Emperor

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

12.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Silver

Jewels

27j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1972

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