Seiko Cal. 7181 - 728

This Solar model from 1980 features a 39mm Gold-Plated case. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-238b9705ca75]

Also known as: UFO, Crown

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

9.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Navy

Jewels

32j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1980

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