Seiko Cal. 3880 - 429

The Seiko 3880-429 represents an important milestone in Seiko's 1966 lineup. Powered by the 3880 caliber with 18j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-f8704025f7cc]

Also known as: UFO, World Timer

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

13.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Green

Jewels

18j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1966

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