Seiko Cal. 4487 - 654

The Seiko 4487-654 represents an important milestone in Seiko's 1983 lineup. The Fixed bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-23bd22de483d]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

41mm

Case Thickness

14.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

190m

Dial Color

White

Jewels

26j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1983

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