Seiko Cal. 4550 - 150

The Seiko 4550-150 represents an important milestone in Seiko's 1997 lineup. With its 20mm lug width and 9.7mm profile, it sits comfortably on most wrists. [seikata-wm-0ae920080598]

Also known as: Shogun

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

46mm

Case Thickness

9.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Cream

Jewels

23j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1997

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