Seiko Cal. 3861 - 475

The Seiko 3861-475 represents an important milestone in Seiko's 1966 lineup. Powered by the 3861 caliber with 33j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-e570c75f7591]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

13.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1966

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