The high-frequency El Primero 21 1/100th chronograph in a 44mm black ceramic DEFY case, paired with a black ceramic bracelet. Its automatic movement features two independent high-frequency escapements beating at 50Hz for the chronograph function and 5Hz for timekeeping.
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ROLEX Datejust M126333-0010 Oyster, 41 mm, Oystersteel and yellow gold
ROLEX Datejust M126334-0006 Oyster, 41 mm, Oystersteel and white gold
Zenith Chronomaster Original – Ref 03.3200.3600/22.C908 



