Seiko Cal. 3857 - 657

The Seiko 3857-657 represents an important milestone in Seiko's 1997 lineup. With its 18mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-a85f58d5031b]

Also known as: Crown, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

8.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Cream

Jewels

23j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1997

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