Seiko Cal. 7090 - 438

This Hand-Winding model from 1970 features a 43mm PVD Black case. Powered by the 7090 caliber with 27j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-3f2c7b892236]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

43mm

Case Thickness

15.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1970

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