Cintree Curvex Chrono Perpetual Calendar Bi-retrograde is an automatic using the Franck Muller 5888 BR Caliber. It has 45 hour power reserve and is vibrates at 21,600vph. Consisting of 45 jewels with diameter of 26.20mm, it is equipped a flat-balance spring with shock-absorber system.
The rotor is made of platinum. In addition, this piece is hand-finished. Functions include hour, minute with perpetual calendar for date, day, month, year and moonphase. Its chronograph has 3 counters.

The two-piece tonneau shaped 18K white gold case is anatomically curved at a size of 40x34mm and has a thickness of 14mm. Along with curved sapphire crystal, it has 4 correctors in the middle and white-gold olive-shaped pushers with case protectors and white-gold crown.
The back is fastened by 4 screws and is water resistant to 3atm (30m). It comes with hand-stitched crocodile strap along with white-gold clasp.
The silver soleil dial is curved and has silvered subdials which are decorated with circular beads. With an hour ring, it has luminescent Arabic numerals and luminescent blued steel lozenge hands.
Indications include date at 3 and day at 9 with retrograde hand. There is a minute counter at 3 with moonphase sitting at 6 and hour counter at 9. The month and four-year cycle sit at 12, along with center seconds and railway minute track.
This piece is also available with blue or black dial. You can also choose to have the bracelet strap.
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