Round
Sapphire-crystal
Rose gold with hand-engravings
44 mm
17.35mm
Front dial with brown enamel in champlevé and cloisonné
Gold applied Roman numerals
Hand-engraved hands in leaf shapes
Moon phases at 6 o'clock on front dial
Day, month, leap year in apertures, retrograde date
Manual-winding, Power Reserve Up to 48 hours
R TO 27 QR SID LU CL
Minute repeater. Chime with two “cathedral” gongs activated by a slide piece in the case. Tourbillon. Celestial. Moon age. Hours and minutes of mean solar time. Day, month, leap year and date.
Reverse dial side: sidereal time, sky chart, phases and orbit of the moon. Third wheel in gold. Flywheel.
Alligator strap with square scales
Chestnut patinated
Hand-engraved fold-over clasp