(1) Patek Philippe, Genève, "10 Jours", No. 3202223, case No. 4111236, Ref. 5100 P. Produced in a limited edition of 300 examples in 2000. Fine, water-resistant, platinum gentleman's wristwatch with 10-day power reserve and an platinum Patek Philippe buckle. Accompanied by a Patek Philippe fitted box, Certificate of Origin, an attestation, a "Bulletin de Marche du Contrôle officiel suisse des chronomètres", and a solid silver medal to mark the third millennium inlaid in a plexiglass plate. C. Two-body, solid, polished, transparent case back with 4 screws, inscribed "Patek Philippe Year 2000", concave sides, protected wind-ing- crown, sapphire crystals. D. Black with applied white gold dart indexes and Arabic numerals, subsidiary seconds at 6, up-and-down indication below 12. White gold "dauphine" hands. M. Cal. 28-20/220, stamped with the Geneva Quality Mark, rhodium plated, "fausses côtes" decoration, 29 jewels of which 9 are in 18K gold chaton settings, straight line lever escpement, double barrel, Gyromax balance adjusted to heat, cold, isochronism and 5 positions, shock-absorber, self-compensating free-sprung flat balance spring. Dial, case and movement signed. Dim. 34 x 46 mm. Thickness 12 mm. (2) Patek Philippe, Genève, "10 Jours", No. 3201183, case No. 4091540, Ref. 5100 G. Produced in a limited edition of 450 examples in 2000. Fine, water-resistant, 18K white gold gentleman's wristwatch with 10-day power reserve and an 18K white gold Patek Philippe buckle. Accompanied by a Patek Philippe fitted box, Certificate of Origin, an attestation, a "Bulletin de Marche du Contrôle officiel suisse des chronomètres", and a solid silver medal to mark the third millennium inlaid in a plexiglass plate. C. Two-body, solid, polished, transparent case back with 4 screws, inscribed "Patek Philippe Year 2000", concave sides, protected wind-ing- crown, sapphire crystals. D. Navy blue with applied white gold dart indexes and Arabic numerals, subsidiary seconds at 6, up-and-down indication below 12. White gold "dauphine" hands. M. Cal. 28-20/220, stamped with the Geneva Quality Mark, rhodium plated, "fausses côtes" decoration, 29 jewels of which 9 are in 18K gold chaton settings, straight line lever escpement, double barrel, Gyromax balance adjusted to heat, cold, isochronism and 5 positions, shock-absorber, self-compensating free-sprung flat balance spring. Dial, case and movement signed. Dim. 34 x 46 mm. Thickness 12 mm. (3) Patek Philippe, Genève, "10 Jours", No. 3201135, case No. 4124337, Ref. 5100 R. Produced in a limited edition of 750 examples in 2000. Fine, water-resistant, 18K pink gold gentleman's wristwatch with 10-day power reserve and an 18K pink gold Patek Philippe buckle. Accompanied by a Patek Philippe fitted box, Certificate of Origin, an attestation, a "Bulletin de Marche du Contrôle officiel suisse des chronomètres", and a solid silver medal to mark the third millennium inlaid in a plexiglass plate. C. Two-body, solid, polished, transparent case back with 4 screws, inscribed "Patek Philippe Year 2000", concave sides, protected wind-ing- crown, sapphire crystals. D. Ruthenium with applied pink gold dart indexes and Arabic numerals, subsidiary seconds at 6, up-and-down indication below 12. Pink gold "dauphine" hands. M. Cal. 28-20/220, stamped with the Geneva Quality Mark, rhodium plated, "fausses côtes" decoration, 29 jewels of which 9 are in 18K gold chaton settings, straight line lever escpement, double barrel, Gyromax balance adjusted to heat, cold, isochronism and 5 positions, shock-absorber, self-compensating free-sprung flat balance spring. Dial, case and movement signed. Dim. 34 x 46 mm. Thickness 12 mm. (4) Patek Philippe, Genève, "10 Jours", No. 3202209, case No. 4102584, Ref. 5100 J. Produced in a limited edition of 1500 exam-ples in 2000. Fine, water-resistant, 18K yellow gold gentleman's wristwatch with 10-day power reserve and an 18K yellow gold Patek Philippe buckle. Accompanied by a Patek Philippe fitted box, Certificate of Origin, an attestation, a "Bulletin de Marche du Contrôle officiel suisse des chronomètres", and a solid silver medal to mark the third millennium inlaid in a plexiglass plate. C. Two-body, solid, polished, transparent case back with 4 screws, inscribed "Patek Philippe Year 2000", concave sides, protected wind-ing- crown, sapphire crystals. D. Grey with applied yellow gold dart indexes and Arabic numerals, subsidiary seconds at 6, up-and-down indication below 12. Yellow gold "dauphine" hands. M. Cal. 28-20/220, stamped with the Geneva Quality Mark, rhodium plated, "fausses côtes" decoration, 29 jewels of which 9 are in 18K gold chaton settings, straight line lever escpement, double barrel, Gyromax balance adjusted to heat, cold, isochronism and 5 positions, shock-absorber, self-compensating free-sprung flat balance spring. Dial, case and movement signed. Dim. 34 x 46 mm. Thickness 12 mm. Similar watches are published in ?Collecting Patek Philippe Wristwatches? by Osvaldo Patrizzi, Guido Mondani Editore, 2004, vol. II, pp. 304 & 306.