Alessia Beretta

Complication Specialist

Alessia writes deep dives on tourbillons, perpetual calendars and minute repeaters. WOSTEP-certified watchmaker trained at École d'Horlogerie de Genève.

Articles by Alessia Beretta (4)

patek-philippe

Patek 5236P In-Line Perpetual Calendar: Revolutionary Mechanism

How Patek Philippe's caliber 31-260 PS QL eliminates traditional sub-dials through revolutionary cam architecture, representing the most significant perpetual calendar display innovation since the early 1980s.

April 19, 2026

patek-philippe

Patek Philippe Calatrava: The Definitive Guide to Watchmaking's Most Elegant Collection

Explore the Patek Philippe Calatrava collection—the ultimate expression of minimalist luxury and Swiss watchmaking excellence.

April 17, 2026

patek-philippe

Patek Philippe Complications: The Ultimate Guide to Haute Horlogerie Mastery

Explore Patek Philippe's Complications collection—where centuries of watchmaking expertise meet extraordinary mechanical innovation.

April 17, 2026

patek-philippe

Patek Philippe Grand Complications: The Ultimate Guide to Horological Masterpieces

Discover the Patek Philippe Grand Complications collection—where centuries of watchmaking excellence meet unprecedented mechanical complexity and timeless design.

April 17, 2026