Rolex is introducing three new versions of its Oyster Perpetual Cosmograph Daytona in 18 carat yellow, white or Everose gold. These versions are fittted on the innovative Oyster flex bracelet in elastomer reinforced with a metal blade, and are equipped with a monobloc Cerachrom bezel, patented by Rolex, in black ceramic.
With this development Breitling underlines once again its competence in developping in-house calibres. Split-seconds chronographs are manufactured in small series. Watchmakers have to perform a lengthy process of adjustment and rating by correcting the clearance of the split-seconds wheel and pinion, adapting the tension of the springs, adjusting the degree of penetration of the clamps ...
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