Seiko Cal. 5281 - 738

This Spring Drive model from 1988 features a 38mm Stainless Steel case. It features a Green dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-d4d2a94767a3]

Also known as: Bellmatic, World Timer

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

13.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Green

Jewels

17j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1988

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