Seiko Cal. 5291 - 200

This Spring Drive model from 1971 features a 36mm Stainless Steel case. The Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-e0c1cb686510]

Also known as: Bellmatic, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

13.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

110m

Dial Color

Champagne

Jewels

19j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1971

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