Seiko Cal. 5648 - 421

Released in 1985, the Cal. 5648 with design code 421 was part of Seiko's domestic market collection. With its 22mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-51bb639de6ae]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

34mm

Case Thickness

9.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

120m

Dial Color

Green

Jewels

26j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1985

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