Seiko Cal. 3888 - 742

The Seiko 3888-742 represents an important milestone in Seiko's 1971 lineup. With its 21mm lug width and 8.4mm profile, it sits comfortably on most wrists. [seikata-wm-beae58dae19f]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

8.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

180m

Dial Color

Cream

Jewels

27j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1971

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