This Ceramic El Primero 21 is absolutely amazing both in quality and style. This watch has a 50 hour power reserve in a 44mm ceramic case with a domed sapphire crystal on both sides and water resistant to 10 ATM. Comes complete with outer box, inner box, 2022 warranty card dated upon purchase, polishing cloth, books, chronometer certificate, usb drive, and display box / hang tags.

Zenith Website:
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. Retail $16,600.00

The chronograph of the 21st century. The El Primero 21 is the culmination of over 50 years of perfecting the automatic high-frequency chronograph. Equipped with two regulating organs and escapements - one beating at 5Hz for timekeeping, and the other at an incredible 50Hz to offer a true 1/100th of a second chronograph function.