Roger Dubuis Sympathie Perpetual

18K rose gold Roger Dubuis “Sympathie” bi-retrograde perpetual calendar Ref. S40 5710, circa 2010, is a rare self-winding, cushion shaped, water-resistant, 18K pink gold wristwatch with bi-retrograde perpetual calendar, moon phases and an 18K pink gold Roger Dubuis deployant buckle. The 42.5mm case has a transparent case back with 8 screws and etched crystal, correctors on the band, lapidated bezel, curved lugs with screw bars, sapphire crystals. The two tone abalone pearl and silver dial features applied pink gold pyramidal indexes, outer 1/5th seconds track, sectors for the retrograde days of the week and of the month, aperture for the moon phases, pink gold alpha hands.The movement is caliber RD5710, 25 jewels, automatic, warrantied by Aaron Faber for 18 months.