Politician Sheikh Mohammed bin Khalifa Al Thani spotted wearing a Cartier

Sheikh Mohammed bin Khalifa Al Thani, Vice-Chairman of Qatar's Council of Ministers and former Minister of Finance, Economy and Commerce, was recently spotted wearing a Cartier Tank à Guichets Jumping Hour Ref. WHTA0010 in platinum. The sighting underscores the enduring appeal of Cartier's most unconventional rectangular-case timepiece among Gulf leadership and collectors of horological rarity.

The Cartier Tank à Guichets Jumping Hour Ref. WHTA0010 houses a manual-wound movement with a 38-hour power reserve. The case measures 37.6 × 24.8 mm in platinum, a material choice that amplifies the watch's exclusivity. The dial employs a jumping-hour display via a window at the top and a crescent-shaped subdial for minutes at six o'clock—a mechanism derived from Cartier's 1928 original. This unconventional presentation mode distinguishes the Tank à Guichets from all other members of the Tank family, which typically employ traditional hour and minute hands.

Production of this reference is capped at 200 pieces globally, making it one of Cartier's most restricted modern offerings. The platinum variant commands particular respect among collectors, as it combines the Tank's Art Deco heritage with contemporary limited-edition scarcity. The jumping-hour complication and retrograde-style minute display require precision finishing and assembly, justifying both the retail price and the model's status as a connoisseur's choice rather than a conventional sports or dress watch.

Sheikh Mohammed's choice reflects a sophisticated appreciation for horological innovation over mainstream brand recognition. The Tank à Guichets Jumping Hour appeals to executives and collectors who favour mechanical complexity and historical depth—hallmarks of Cartier's watchmaking legacy. The platinum case and limited production ensure the piece holds both functional and investment merit.

Retail pricing for the Cartier Tank à Guichets Jumping Hour Ref. WHTA0010 stands at approximately USD 55,500. Pre-owned and grey-market examples currently trade between USD 120,000 and USD 146,000, reflecting strong secondary-market demand driven by production constraints and the model's reputation as a sleeper collectible within Cartier's pantheon.