Seiko Cal. 6648 - 904

The Seiko 6648-904 represents an important milestone in Seiko's 1984 lineup. With its 19mm lug width and 14.8mm profile, it sits comfortably on most wrists. [seikata-wm-ed459182afe6]

Also known as: Monster, Sea Horse

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

14.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Green

Jewels

33j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1984

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