Seiko Cal. 4463 - 218

This Spring Drive model from 1978 features a 36mm Gold-Plated case. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-00f2daf69814]

Also known as: Tuna, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

15.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Navy

Jewels

20j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1978

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