The platinum Jaeger-LeCoultre Master ultra-thin series watch has a diameter of 40 mm (simultaneously genuine) and uses imported 9015 automatic winding movement for precise timing and full reliability. The case material is 316L stainless steel, the front and rear of the watch mirror are made of sapphire crystal glass, and the dial is radially brushed. Rhodium-plated and polished. Tapered hour markers, Italian cowhide with original buckle, steel strap and lugs perfectly matched, water-resistant to 50 meters.