Patek Philippe 5205 (Pre-owned - Good) — USD 36,500 on eBay

Patek Philippe Reference 5205 The Reference 5205 represents Patek Philippe's annual calendar offering within the complications category. This 40mm timepiece displays day, date, month, moon phase, and 24-hour indication, positioning it as a multi-function dress watch that requires adjustment only once per year at the end of February. The 40mm case is available in 18k white gold, 18k rose gold, or platinum, featuring a smooth bezel and sapphire crystal with 30-meter water resistance. The automatic Caliber 324 S QA LU 24H provides 45 hours of power reserve. Each example comes fitted with a leather strap and deployant clasp. In production from 2010 to present, the 5205 appeals to collectors seeking Patek Philippe's annual calendar complication in a contemporary case size. The availability across three precious metal options allows for different aesthetic preferences while maintaining the same movement and case proportions throughout the reference's production run.