Seiko Cal. 5257 - 237

The Seiko 5257-237 represents an important milestone in Seiko's 1999 lineup. With its 22mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-615a23b1c2d9]

Also known as: Crown, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

8.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1999

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