Seiko Cal. 6131 - 490

This Solar model from 1971 features a 38mm PVD Black case. It features a Black dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-309518903a8a]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

38mm

Case Thickness

14.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Black

Jewels

28j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1971

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