Seiko Cal. 7135 - 426

The Seiko 7135-426 represents an important milestone in Seiko's 1971 lineup. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-659aacb7148a]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

40mm

Case Thickness

10.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1971

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