Seiko Cal. 4520 - 272

The Seiko 4520-272 represents an important milestone in Seiko's 1979 lineup. With its 22mm lug width and 10.2mm profile, it sits comfortably on most wrists. [seikata-wm-445284e1d94b]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Green

Jewels

27j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1979

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