Seiko Cal. 6617 - 582

This Hand-Winding model from 1985 features a 36mm Two-Tone case. Powered by the 6617 caliber with 23j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-f8336854030d]

Also known as: Sumo, UFO

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

8.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

Burgundy

Jewels

23j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1985

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