Technology Tag Heuer launches solar-powered Formula 1 Solargraph watches with pastel designs and recycled materials by Anika Shah - Technology April 24, 2026 by Anika Shah - Technology April 24, 2026 Tag Heuer has released five fresh watches in its pastel-colored update to the Formula 1 Solargraph line, blending solar-powered technology with nostalgic design cues from the 1980s. The collection includes … 0 FacebookTwitterPinterestEmail