Produced 2026–present. Billionaire Double Tourbillon, reference BL140.30.BD.AA.A30BD, is a 2026 Jacob & Co. Billionaire release with a 54 mm 18K white gold invisibly set with emerald-cut and rose-cut white diamonds case, 18K white-gold…
Open in The Dial Atlas
Specifications, configurations, image gallery, market listings, lineage and notable appearances are part of the full reference.