Seiko Cal. 4587 - 686

This Hand-Winding model from 1977 features a 37mm Two-Tone case. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-ec4c4e2ab72f]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

100m

Dial Color

Silver

Jewels

29j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1977

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