Seiko Cal. 6257 - 275

The Seiko 6257-275 represents an important milestone in Seiko's 1965 lineup. It features a Cream dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-16a462aa127b]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

34mm

Case Thickness

14.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

100m

Dial Color

Cream

Jewels

27j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1965

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