Seiko Cal. 4551 - 613

The Seiko 4551-613 represents an important milestone in Seiko's 1972 lineup. With its 20mm lug width and 10.0mm profile, it sits comfortably on most wrists. [seikata-wm-3dcf543cdf0f]

Also known as: Crown

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

10.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

40m

Dial Color

Silver

Jewels

28j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1972

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