Seiko Cal. 6257 - 838

This Hand-Winding model from 1977 features a 38mm PVD Black case. It features a Champagne dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-f02ee7166887]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

8.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Champagne

Jewels

26j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1977

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