Seiko Cal. 5691 - 879

This Hand-Winding model from 1978 features a 36mm Hardlex-Coated Steel case. It features a Silver dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-617c41797ad1]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

12.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

190m

Dial Color

Silver

Jewels

30j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1978

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