Seiko Cal. 5661 - 376

The Seiko 5661-376 represents an important milestone in Seiko's 1988 lineup. With its 18mm lug width and 10.7mm profile, it sits comfortably on most wrists. [seikata-wm-0154f283eda6]

Also known as: Sea Horse, Emperor

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

46mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

White

Jewels

36j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1988

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