Seiko Cal. 0790 - 857

The 0790-857 is a sought-after Hand-Winding piece from Seiko's golden era. The Bidirectional bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-b07ae21cd7c1]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

12.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1976

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