Seiko Cal. 4523 - 985

This Kinetic model from 1970 features a 34mm Two-Tone case. Powered by the 4523 caliber with 21j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-cdb6820e79d8]

Also known as: Sumo, Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

9.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Green

Jewels

21j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1970

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