Seiko Cal. 4471 - 938

This Spring Drive model from 1973 features a 38mm Stainless Steel case. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-9b15006061cc]

Also known as: Helmet, World Timer

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

13.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1973

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