Seiko Cal. 4487 - 743

The Seiko 4487-743 represents an important milestone in Seiko's 1976 lineup. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-af464fe3ef5a]

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

10.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1976

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