Seiko Cal. 4528 - 256

This Hand-Winding model from 1969 features a 45mm Two-Tone case. The Fixed bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-78421094e8b4]

Also known as: Sea Horse, Arnie

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

13.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

90m

Dial Color

Silver

Jewels

24j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1969

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