Seiko Cal. 4518 - 778

This Spring Drive model from 1980 features a 41mm Gold-Plated case. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-8b4ae9b70989]

Also known as: Shogun, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

12.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Burgundy

Jewels

30j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1980

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