Seiko Cal. 6691 - 834

This Spring Drive model from 1990 features a 36mm Titanium case. It features a Black dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-85116c4f3224]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

12.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Black

Jewels

24j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1990

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