Seiko Cal. 7091 - 310

The 7091-310 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 7091 caliber with 17j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-d9b8a94a9879]

Also known as: Tuna, Helmet

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

46mm

Case Thickness

9.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1980

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