Seiko Cal. 3860 - 130

The Seiko 3860-130 represents an important milestone in Seiko's 1981 lineup. Powered by the 3860 caliber with 34j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-de2dfebaa79e]

Also known as: Helmet, Sea Horse

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

38mm

Case Thickness

10.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Black

Jewels

34j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1981

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