Seiko Cal. 4487 - 342

The Seiko 4487-342 represents an important milestone in Seiko's 1983 lineup. The Fixed bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-c5a16bf92ca3]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

8.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

70m

Dial Color

White

Jewels

29j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1983

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