Santos-Dumont skeleton watch equipped with a micro-rotor WHSA0043

Santos-Dumont micro-rotor skeleton watch, large model, automatic mechanical movement 9629 MC. 18K yellow gold (750/1000) case, beaded 18K yellow gold (750/1000) crown set with a sapphire cabochon, golden-finish sword-shaped hands, sapphire crystal and caseback, bridges covered in beige lacquer. Semi-matte dark gray alligator leather strap with 18K yellow gold (750/1000) ardillon buckle. Second strap in semi-matte brown alligator leather. Case dimensions: 43.5 mm x 31.4 mm, thickness: 8 mm. Movement dimensions: 23.2 mm, movement thickness: 4.4 mm, balance: 28,800 vibrations/hour, power reserve approx. 44 hours. Water-resistant up to 3 bar (approx. 30 meters/100 feet).