25820PT, ‘Tuscan’ Dial Royal Oak Quantième Perpétuel, Platinum LineSport highly-collected and yet easy to

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

and its original ‘Joske’s’ Jubilee

and multiple bridges in floral-engraving motif

a tone made by mixing gold and ruthenium which took months of development

On date-matching 78360 Oyster bracelet

25820PT, ‘Tuscan’ Dial Royal Oak Quantième Perpétuel, Platinum LineSport highly-collected and yet easy toA 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