Cartier Tank Cintrée made for Barthelay Rolex's in-house quartz movement of

Rolex's in-house quartz movement of the period

A Tank Louis in yellow gold

The 18k yellow gold deployant buckle visible on the caseback is original to the piece — a detail that confirms this watch has been kept with genuine care across half a century

The elongated 18k yellow gold case houses calibre 9"90

The Arabic numerals at 12

Cartier Tank Cintrée made for Barthelay Rolex's in-house quartz movement ofThe Tank Cintre is among the most architecturally demanding of all Cartier's Tank family. Where the Tank Louis and the Tank Amricaine curve gently to follow the wrist, the Cintre takes the principle to its logical extreme a case so dramatically arched along its vertical axis that it wraps the wrist with an almost organic fluency. First produced in the 1920s, it represents the Tank at its most jewel like, a form that prioritises elegance over