Seiko Cal. 7137 - 550

This Quartz model from 1965 features a 35mm PVD Black case. Powered by the 7137 caliber with 33j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-b57f491d2eb1]

Also known as: Helmet, Silverwave

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

35mm

Case Thickness

14.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Champagne

Jewels

33j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1965

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