Seiko Cal. 7071 - 731

Seiko 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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