Seiko Cal. 7158 - 690

Released in 1988, the Cal. 7158 with design code 690 was part of Seiko's domestic market collection. Powered by the 7158 caliber with 34j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-f6aaa1dac72b]

Also known as: UFO

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

10.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

30m

Dial Color

Black

Jewels

34j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1988

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