1806, Day-Date, Florentine Case, Pink Gold Rattrapante which is a luminous disc

which is a luminous disc of sapphire with lacquered numeral and Titalyt hands

A Signature 1

and synchronized through a spherical differential that averages any of the few aberrations which would arise from the four high-beating oscillators fed through dual mainspring barrels

a Royal Oak Day Date Moonphase

and ROCS upper half

1806, Day-Date, Florentine Case, Pink Gold Rattrapante which is a luminous discA ref. 1806 Day Date in pink gold with rare factory Florentine finish and matching original bracelet. The finishing, a hand engraved crosshatched pattern was applied by Rolex to select dress watches as a more casual option. However, it has now become highly desirable due to its rarity and unique aesthetic. This silver Soleil dial features a Swiss only signature, doorstop indices, and alpha hands, all indicating early production within the 18XX series