Seiko Cal. 3890 - 256

The Seiko 3890-256 represents an important milestone in Seiko's 1969 lineup. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-97670bbf21cf]

Also known as: UFO, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

9.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

White

Jewels

24j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1969

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