Seiko Cal. 7091 - 486

The 7091-486 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7091 caliber with 34j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-f9e808acf1eb]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

8.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

White

Jewels

34j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1971

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