Seiko Cal. 7071 - 731

The 7071-731 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 7071 caliber with 29j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-a25d003a3efa]

Also known as: Tuna, UFO

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

15.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

120m

Dial Color

Black

Jewels

29j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1981

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