Seiko Cal. 6689 - 729

This Hand-Winding model from 1967 features a 45mm Titanium case. It features a White dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-22f0db5ec176]

Also known as: Turtle, Sumo

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

13.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

White

Jewels

18j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1967

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