RMS factory creates a new era of superior complex functions Master Ultra Thin Master Series Tourbillon Watch 43MM This Jaeger-LeCoultre tourbillon has an elegant appearance and exquisite craftsmanship, exquisite round case, The sleek shape and slim design reflect the elegance of the large and elegant timepiece on the dial, the new solar radiation platinum finish on the movement panel and the new tourbillon gold splint, and the amazing details reflect the pursuit of extreme precision craftsmanship. The rhythmic beauty of the mechanical movement can be seen through the sapphire crystal back cover, and brings together the essence of decades of precision and technical research, precision, reliability and superior performance. Make this watch a coveted wrist treasure. RMS combines the design concept of exquisite craftsmanship with meaningful aesthetics, and infuses traditional complex functions with rich and simple lines. Fully demonstrates Jaeger-Lecoultre's superb watchmaking skills.