Seiko Cal. 4541 - 305

This Spring Drive model from 1977 features a 43mm Gold-Plated case. The Inner Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-abd373df7f8f]

Also known as: Sea Horse, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

8.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1977

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