Seiko Cal. 4599 - 975

This Spring Drive model from 1970 features a 34mm Titanium case. The Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-09179e7715c2]

Also known as: Sumo, Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

34mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1970

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