The Patek Philippe World Time reference 5110J is a modern classic that perfectly embodies the Geneva manufacture’s mastery of complications and timeless design. Introduced in 2000 and produced until 2006, it marked the revival of the world time complication for a new generation, combining elegance, practicality, and mechanical ingenuity. The 5110J features a 37mm case in 18k yellow gold, a size that balances refinement with presence on the wrist. Its rounded form is accentuated by gently sloped lugs and a distinctive guilloché-patterned crown guard, details that give the watch a subtle yet unmistakable character. The polished surfaces highlight the warmth of yellow gold, underscoring the classical appeal of this reference. At the heart of the watch lies its dial, a sophisticated display of artistry and functionality. The central section is adorned with a guilloché sunburst motif, adding depth and texture. Surrounding it are two rotating discs: a 24-hour ring and an outer city ring, displaying the names of 24 cities, each representing a different time zone. With a simple press of the pusher at 10 o’clock, the wearer can advance the city ring, instantly updating the world time display. This ingenious system allows for effortless tracking of global time, making the 5110J both beautiful and practical. Inside beats the ultra-thin automatic caliber 240 HU, powered by a 22k gold micro-rotor. This movement is celebrated for its elegance, precision, and finishing, with Geneva stripes, perlage, and hand-polished details visible through the sapphire crystal case back. Its slim architecture allows the watch to maintain a refined profile, perfectly in keeping with Patek Philippe’s discreet style. The Patek Philippe World Time 5110J is widely regarded as one of the most elegant modern executions of the complication. With its balanced proportions, technical sophistication, and timeless aesthetics, it is a watch that transcends trends—an enduring symbol of Patek Philippe’s legacy in haute horlogerie. Brand: Patek Philippe Case size: 37mm Reference: 5110J Set: Watch Only Material: Yellow Gold Year: N.A Condition: Very good Origin: Swiss Mouvement: Automatic Warranty: 1 year