Actor Steve McQueen spotted wearing a Jaeger LeCoultre

In the 1968 film The Thomas Crown Affair, director Norman Jewison built a portrait of effortless patrician cool around Steve McQueen, and every prop choice — from the three-piece suits to the polo ponies — was deliberate. Among the several watches worn by McQueen's character Thomas Crown, one stands out for its horological substance: a Jaeger-LeCoultre Memovox Jumbo in 10K yellow gold on a leather strap, reference 5103592.

The Memovox name, a portmanteau of 'memo' and 'vox' (voice), debuted in 1950 as the world's first automatic alarm wristwatch. The ref. 5103592 belongs to the 'Jumbo' generation of the 1960s, so named for its larger-than-typical case proportions — generous by the slim standards of that decade. Inside runs the Calibre K825, an automatic movement with a dedicated alarm train wound separately via a second crown. The alarm is signalled by a hammer striking the case back, producing the characteristic muffled buzz that collectors still find quietly addictive. It is a movement of genuine engineering ambition, not a complication added for marketing effect.

Among collectors, the gold Memovox Jumbo occupies a respected middle tier. It is not the rarest Jaeger-LeCoultre alarm reference — that honour goes to earlier manual-wind examples and the legendary Memovox Parking — but the K825-powered Jumbo is considered mechanically robust and historically significant as a refined evolution of the automatic alarm concept. The 10K gold case, common in the American market of the period, keeps it accessible compared to 18K equivalents.

McQueen's association with the piece is cinematic rather than personal, yet that distinction barely diminishes the appeal. The Thomas Crown Affair remains one of cinema's definitive studies in masculine elegance, and McQueen's performance set a template for watch-conscious dressing on screen. Costume decisions in that film were made with the same precision as the wardrobe itself.

On the current grey market, the Jaeger-LeCoultre Memovox Jumbo ref. 5103592 trades at approximately $3,000 — a fair entry point for an automatic alarm with genuine mid-century pedigree and, now, a documented screen connection to one of Hollywood's most enduring style icons.