Seiko Cal. 5271 - 691

This Spring Drive model from 1972 features a 41mm Hardlex-Coated Steel case. It features a Burgundy dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-ee3c8124d3c1]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

12.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Burgundy

Jewels

24j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1972

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