Seiko Cal. 7019 - 321

The Seiko 7019-321 represents an important milestone in Seiko's 1970 lineup. Powered by the 7019 caliber with 31j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-99b5dcbc68e1]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

12.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Green

Jewels

31j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1970

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