The A. Lange & Söhne 1815 Rattrapante Perpetual Calendar Handwerkskunst reference 421.048 is a 20-piece limited edition released in late 2017. Utilizing the caliber L101.1 movement, it features a solid gold dial with relief-engraved numerals and enamel-filled stars, complemented by a hinged case back decorated with blue enamel and a medallion of the goddess Luna. Limited: Yes, 20 units.
Shape
Round
Lug Distance
20.00 mm
Material
Platinum
Glass
Sapphire
Thickness
15.80 mm
Diameter
41.90 mm
Dial Color
Blue