WBY111C.BA0042Ref

Unveiled in 2026 as a 1,500-piece limited edition, the TAG Heuer Formula 1 Solargraph WBY111C.BA0042 features a 38mm sand-blasted stainless steel case and bracelet with a pastel blue opalin dial, eight diamond hour markers totaling 0.076 carats, rhodium-plated applied indexes, shield-shaped quarter-hour markers, and a date display. The case is 38mm in diameter, 9.9mm thick, with 18.5mm lug spacing, a matching blue bidirectional TH-Polylight bezel, and a steel crown and caseback, offering 100 metres of water resistance. Powered by the solar quartz Calibre TH50-00 (hours, minutes, seconds, date), it converts natural and artificial light into energy, with a full charge giving up to 10 months of power and a 15-year power cell service life.