The Cartier Rotonde reference WHRO0061 features a 45mm case crafted from rose gold. This timepiece is powered by a manual winding movement, specifically the 9407 MC, and includes a tourbillon and minute repeater function. Released in 2020, this model is limited to just 20 pieces, making it a rare addition to any collection. The combination of its intricate mechanics and elegant design highlights Cartier's commitment to precision and artistry.