The Blancpain Villeret ref: 0888J-3431-55B features a platinum case with a diameter of 45mm. This timepiece is powered by an automatic winding movement, specifically the caliber 3638. Released in 2021, it is limited to just 50 pieces. The watch displays the date and includes a moonphase complication, all set against a white dial. The combination of these elements makes it a noteworthy addition to any collection.