Seiko Cal. 4528 - 812

This Kinetic model from 1971 features a 46mm Two-Tone case. Powered by the 4528 caliber with 23j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-a91e8db04543]

Also known as: World Timer

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

13.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Green

Jewels

23j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1971

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