Seiko Cal. 5691 - 355

This Quartz model from 1966 features a 43mm Hardlex-Coated Steel case. Powered by the 5691 caliber with 28j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-e39d0ab1613e]

Also known as: Silverwave

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

11.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Burgundy

Jewels

28j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1966

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