Seiko Cal. 3859 - 243

The Seiko 3859-243 represents an important milestone in Seiko's 1977 lineup. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-8c88341bd8bd]

Also known as: Sea Horse, Flighty

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

9.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Black

Jewels

26j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1977

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