Seiko Cal. 4551 - 541

The Seiko 4551-541 represents an important milestone in Seiko's 1965 lineup. With its 19mm lug width and 10.0mm profile, it sits comfortably on most wrists. [seikata-wm-7f76e2db21fb]

Also known as: Panda, World Timer

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

10.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Green

Jewels

22j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1965

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