Seiko Cal. 5691 - 118

The Seiko 5691-118 represents an important milestone in Seiko's 1977 lineup. Powered by the 5691 caliber with 21j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-7519a1fd6f73]

Also known as: Helmet, Crown

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

45mm

Case Thickness

14.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1977

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