Seiko Cal. 4450 - 654

The Seiko 4450-654 represents an important milestone in Seiko's 1975 lineup. With its 21mm lug width and 10.6mm profile, it sits comfortably on most wrists. [seikata-wm-36fc4ac0a4a2]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Navy

Jewels

21j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1975

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