Seiko Cal. 5257 - 451

The Seiko 5257-451 represents an important milestone in Seiko's 1981 lineup. Powered by the 5257 caliber with 26j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-de631725d3bf]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

30m

Dial Color

Silver

Jewels

26j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1981

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