Seiko Cal. 7091 - 311

The 7091-311 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 7091 caliber with 36j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-02932f0bc638]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

43mm

Case Thickness

10.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

White

Jewels

36j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1970

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