Seiko Cal. 3897 - 377

The Seiko 3897-377 represents an important milestone in Seiko's 1973 lineup. Powered by the 3897 caliber with 26j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-f11fdc6db802]

Also known as: UFO

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

9.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

Cream

Jewels

26j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1973

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