Seiko Cal. 7021 - 656

The Seiko 7021-656 represents an important milestone in Seiko's 1982 lineup. Powered by the 7021 caliber with 31j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-8866555da504]

Also known as: Baby Tuna, Flighty

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

13.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

110m

Dial Color

Cream

Jewels

31j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1982

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