Seiko Cal. 6257 - 817

The Seiko 6257-817 represents an important milestone in Seiko's 1998 lineup. Powered by the 6257 caliber with 25j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-9c49e60b8e84]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

13.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

30m

Dial Color

Silver

Jewels

25j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1998

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