Seiko Cal. 7031 - 971

The 7031-971 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7031 caliber with 26j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-e2edb99e7e1c]

Also known as: Rally, World Timer

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

12.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

30m

Dial Color

Burgundy

Jewels

26j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1983

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