The Jacob & Co. Brilliant Flying Tourbillon Blue Sapphires (Ref: BT543.30.BB.BB.B) is a limited edition timepiece that combines exceptional craftsmanship with striking aesthetics. Its 47mm white gold case is adorned with blue sapphires, creating a captivating visual effect. The watch features a manual-winding movement with a 100-hour power reserve, ensuring reliable timekeeping. Protected by a sapphire crystal, the dial showcases a flying tourbillon complication, adding to its technical sophistication. The white alligator leather strap with a white gold pin buckle complements the overall design, making it a distinguished choice for discerning watch enthusiasts.