Seiko Cal. 6655 - 180

The Seiko 6655-180 represents an important milestone in Seiko's 1981 lineup. Powered by the 6655 caliber with 20j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-c86425ad0937]

Also known as: Golden Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

41mm

Case Thickness

10.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

Burgundy

Jewels

20j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1981

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