Driven by a Concord C101 automatic movement, the C1 Biretrograde is a symbol of excellence released in a limited edition of just 50 platinum and 150 rose-gold versions. The model boasts an imposing case that combines various materials and a transparent multi-layered dial. The structure is strengthened by three screws, which add to the personality of the timepiece. The retrograde date and day indicators, positioned at 4 and 7 o’clock respectively, trace perfectly symmetrical arcs. Concord C1 Biretrograde watch comes with black vulcanized rubber with folding clasp in 18 ct gold strap.
The case, in 18kt rose gold or in platinum, measures 44mm x 14.6mm. It has an AR-coated sapphire crystal and is water resistant to 50 meters.
The dial is skeletonized to reveal the movement, which is decorated with Cotes de Geneva finishing, circular graining and black PVD treatment.
Movement is the automatic Concord caliber C101 with 29 jewels, beating at 28,800 bph and with a power reserve of 42 hours. Functions are hours and minutes, retrograde date indicator and retrograde day indicator.

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