Seiko Cal. 7090 - 493

This Quartz model from 1977 features a 39mm Gold-Plated case. Powered by the 7090 caliber with 35j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-17264268d1db]

Also known as: Helmet, Silverwave

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1977

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