Seiko Cal. 3857 - 117

The Seiko 3857-117 represents an important milestone in Seiko's 1988 lineup. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-dc22fe9e6f04]

Also known as: World Timer, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

11.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1988

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