Seiko Cal. 3865 - 989

The Seiko 3865-989 represents an important milestone in Seiko's 1988 lineup. Powered by the 3865 caliber with 32j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-30d9a6ca7251]

Also known as: Bullhead, Silverwave

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

37mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

110m

Dial Color

White

Jewels

32j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1988

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