Seiko Cal. 7188 - 875

This Solar model from 1976 features a 39mm Gold-Plated case. Powered by the 7188 caliber with 36j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-b9e06357273f]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

14.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

White

Jewels

36j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1976

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