Seiko Cal. 4543 - 163

This Spring Drive model from 1967 features a 37mm Gold-Plated case. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-5db32bd26b96]

Also known as: Navigator, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

11.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Black

Jewels

22j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1967

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