Tag Archives: Longines 431

Longines Ultra Chron 1967

Posted on 26/02/2024 by robswatches

“The world’s  most accurate watch” When released in 1967, the Longines boasted that it’s Ultra Chron was “The world’s most accurate watch”. A bold call! But, even bolder, they took the unusual step of specifying its accuracy to be within … Continue reading →

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