Seiko Cal. 3880 - 701

The Seiko 3880-701 represents an important milestone in Seiko's 1978 lineup. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-76f77cb65e99]

Also known as: UFO, Crown

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

14.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Cream

Jewels

26j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1978

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