Seiko Cal. 0791 - 979

The 0791-979 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 0791 caliber with 20j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-7f021a24a36e]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

43mm

Case Thickness

14.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Cream

Jewels

20j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1985

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