Seiko Cal. 3866 - 897

The Seiko 3866-897 represents an important milestone in Seiko's 1987 lineup. Powered by the 3866 caliber with 34j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-d2ee2e91cd35]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

44mm

Case Thickness

10.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Cream

Jewels

34j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1987

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