Seiko Cal. 4521 - 270

The Seiko 4521-270 represents an important milestone in Seiko's 1982 lineup. With its 21mm lug width and 11.6mm profile, it sits comfortably on most wrists. [seikata-wm-9d77d8bc3049]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

46mm

Case Thickness

11.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

30m

Dial Color

Navy

Jewels

18j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1982

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