Seiko Cal. 3857 - 969

The Seiko 3857-969 represents an important milestone in Seiko's 1980 lineup. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-9f43f2f6e4ba]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

39mm

Case Thickness

14.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1980

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