Seiko Cal. 6257 - 432

The Seiko 6257-432 represents an important milestone in Seiko's 1984 lineup. It features a Black dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-a8c95cc1f1eb]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

Black

Jewels

17j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1984

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