Seiko Cal. 6257 - 938

The Seiko 6257-938 represents an important milestone in Seiko's 1983 lineup. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-463a3281b6d4]

Also known as: Baby Tuna, Flighty

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

40mm

Case Thickness

9.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1983

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