Seiko Cal. 6257 - 771

This Solar model from 1991 features a 40mm PVD Black case. It features a White dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-004973585fcd]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

40mm

Case Thickness

13.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

White

Jewels

18j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1991

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