Seiko Cal. 6257 - 255

The Seiko 6257-255 represents an important milestone in Seiko's 1968 lineup. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-96162a9614ee]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

46mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1968

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