Seiko Cal. 3865 - 178

The Seiko 3865-178 represents an important milestone in Seiko's 1984 lineup. Powered by the 3865 caliber with 34j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-27b89f0276f9]

Also known as: UFO

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

15.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1984

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