Seiko Cal. 5679 - 343

This Spring Drive model from 1965 features a 43mm Hardlex-Coated Steel case. The Bidirectional bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-b03430808458]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

15.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Burgundy

Jewels

25j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1965

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