Seiko Cal. 4527 - 856

This Spring Drive model from 1967 features a 37mm Gold-Plated case. With its 18mm lug width and 15.1mm profile, it sits comfortably on most wrists. [seikata-wm-cb019909232c]

Also known as: UFO, Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

15.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Green

Jewels

31j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1967

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