Seiko Cal. 7188 - 722

The Seiko 7188-722 represents an important milestone in Seiko's 1982 lineup. Powered by the 7188 caliber with 24j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-428b42c21d3f]

Also known as: Tuna, Pogue

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

43mm

Case Thickness

11.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Black

Jewels

24j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1982

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