Seiko Cal. 6646 - 985

The Seiko 6646-985 represents an important milestone in Seiko's 1991 lineup. With its 18mm lug width and 13.2mm profile, it sits comfortably on most wrists. [seikata-wm-83e1c0ae69be]

Also known as: Sumo, Goldfeather

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

46mm

Case Thickness

13.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

18j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1991

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