Seiko Cal. 6670 - 900

This Automatic model from 1969 features a 37mm Titanium case. It features a White dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-d4ad9b0dc7a7]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

10.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

White

Jewels

22j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1969

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