Seiko Cal. 5661 - 354

The Seiko 5661-354 represents an important milestone in Seiko's 1981 lineup. With its 18mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-a23d25215ad8]

Also known as: Sea Horse

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Burgundy

Jewels

30j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1981

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