Seiko Cal. 6690 - 470

This Hand-Winding model from 1969 features a 34mm Titanium case. The Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-14db0fd8e1ae]

Also known as: Tuna, World Timer

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

11.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

120m

Dial Color

Silver

Jewels

27j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1969

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