TAG Heuer Formula 1 Solargraph watch WBY1111.BA0042, a 38mm timepiece that blends iconic design with modern sustainability. Powered by a solar-powered Calibre TH50-00 movement. The watch features a durable steel sand-blasted case and a flat sapphire crystal with anti-reflective treatment for optimal visibility. Its distinctive black 60-second/minute scale bio-polyamide bidirectional turning bezel and steel screw-down crown enhance functionality without compromising style. The white opalin dial is marked by black lacquered indexes and hands, both treated with white SuperLuminova® that transitions to green luminescence at night, complemented by a striking red central hand. Fitted with a black racing rubber strap and a secure folding clasp with double safety pushbuttons and an adjustment link extension, this watch offers both comfort and security. Water-resistant up to 100 meters.