Seiko Cal. 7071 - 322

The 7071-322 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7071 caliber with 24j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-2ee12c2a459c]

Also known as: Sumo, Bullhead

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

13.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

White

Jewels

24j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1989

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