Seiko Cal. 6691 - 425

The Seiko 6691-425 represents an important milestone in Seiko's 1989 lineup. It features a Burgundy dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-b23d5f3a524e]

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

36mm

Case Thickness

8.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Burgundy

Jewels

17j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1989

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