Seiko Cal. 5691 - 110

The Seiko 5691-110 represents an important milestone in Seiko's 1995 lineup. With its 22mm lug width and 9.8mm profile, it sits comfortably on most wrists. [seikata-wm-eefa17fb4c01]

Also known as: Helmet, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

9.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

130m

Dial Color

Cream

Jewels

36j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1995

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