Seiko Cal. 5664 - 855

This Automatic model from 1965 features a 39mm Gold-Plated case. Powered by the 5664 caliber with 20j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-41056a41c47b]

Also known as: Helmet, Emperor

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

14.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1965

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