Seiko Cal. 5257 - 797

The Seiko 5257-797 represents an important milestone in Seiko's 1982 lineup. The Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-f14ddb6787f9]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

42mm

Case Thickness

15.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1982

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