Seiko Cal. 7090 - 904

The 7090-904 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7090 caliber with 24j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-47bb7fd3c210]

Also known as: Emperor, Flighty

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

42mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

50m

Dial Color

Navy

Jewels

24j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1988

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