Seiko Cal. 7031 - 701

The 7031-701 is a sought-after Automatic piece from Seiko's golden era. Powered by the 7031 caliber with 29j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-9ff643fed46a]

Also known as: Flighty

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

8.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

White

Jewels

29j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1971

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