25820PT, ‘Tuscan’ Dial Royal Oak Quantième Perpétuel, Platinum LineSport and multiple bridges in floral-engraving

and multiple bridges in floral-engraving motif

A Lange & Söhne's first of the traditionally Swiss-dominated complication

It is a fittingly beautiful and complicated goodbye to the CPCP years

highly-collected and yet easy to wear casually in almost all scenarios

25820PT, ‘Tuscan’ Dial Royal Oak Quantième Perpétuel, Platinum LineSport and multiple bridges in floral-engravingA ref. 25820PT Royal Oak Perpetual Calendar, 1 of 12 examples made with a Tuscan dial. Tuscan dials are a laboriously hand hammered finished with a vibrant galvanic blue, the earliest known use of a tremblage technique in a wristwatch dial. The are days of effort resulting in this cratered surface. Under loupe, it appears as an ocean of waves crashing. The 25820 was the first Royal Oak Perpetual Calendar to feature leap year indication, carrying on