Seiko Cal. 6610 - 580

The Seiko 6610-580 represents an important milestone in Seiko's 1993 lineup. Powered by the 6610 caliber with 26j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-f1eba6144a1b]

Also known as: Sumo, UFO

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1993

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