Seiko Cal. 5627 - 478

This Spring Drive model from 1988 features a 42mm Two-Tone case. The Coin-Edge bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-74b77b5d3b55]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1988

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