Seiko Cal. 7090 - 957

The 7090-957 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7090 caliber with 19j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-6074a2f6ffc1]

Also known as: Sea Horse, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

15.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1983

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