Seiko Cal. 5679 - 723

This Hand-Winding model from 1968 features a 37mm Hardlex-Coated Steel case. It features a Silver dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-243d8b1ced22]

Also known as: Goldfeather, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

8.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

Silver

Jewels

34j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1968

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