Phillips Watches - Two generations of Patek Philippe perpetual calendar chronographs, Lots 998 and 1005 of the #HKWAX - (Left) In 1950, Patek Philippe introduced the ref. 2499 to replace its first
![Vendesi Patek Philippe Reference 3971 'snap-on Back' | A Yellow Gold... per 104.294 € da un Seller su Chrono24 Vendesi Patek Philippe Reference 3971 'snap-on Back' | A Yellow Gold... per 104.294 € da un Seller su Chrono24](https://cdn2.chrono24.com/images/uhren/28413133-r8oeg2q06vhle1e4pfl74hhp-ExtraLarge.jpg)
Vendesi Patek Philippe Reference 3971 'snap-on Back' | A Yellow Gold... per 104.294 € da un Seller su Chrono24
![In vendita ora 3971 White Gold - 3971G che puo' comprare su Watches.de | Archivio | Orologi di marca di lusso in vendita, Monaco, Zurigo, Dubai, Hong Kong In vendita ora 3971 White Gold - 3971G che puo' comprare su Watches.de | Archivio | Orologi di marca di lusso in vendita, Monaco, Zurigo, Dubai, Hong Kong](https://www.watches.de/media/image/63/d3/89/patek-philippe-perpetual-calendar-3971g-3971g-921a568d836b35259.png)
In vendita ora 3971 White Gold - 3971G che puo' comprare su Watches.de | Archivio | Orologi di marca di lusso in vendita, Monaco, Zurigo, Dubai, Hong Kong
![Patek Philippe | Reference 3971, A yellow gold perpetual calendar chronograph wristwatch with moon phases, 24 hours, leap year indication and snap on sapphire crystal display back, Made in 1988 | 百達翡麗 Patek Philippe | Reference 3971, A yellow gold perpetual calendar chronograph wristwatch with moon phases, 24 hours, leap year indication and snap on sapphire crystal display back, Made in 1988 | 百達翡麗](https://sothebys-md.brightspotcdn.com/dims4/default/7064cd2/2147483647/strip/true/crop/2000x2000+0+0/resize/2048x2048!/quality/90/?url=http%3A%2F%2Fsothebys-brightspot.s3.amazonaws.com%2Fmedia-desk%2F70%2F5f%2F4e3395de4322ab9bff98d48c9f85%2F1077hk1099-btqkk-040-11-3.jpg)
Patek Philippe | Reference 3971, A yellow gold perpetual calendar chronograph wristwatch with moon phases, 24 hours, leap year indication and snap on sapphire crystal display back, Made in 1988 | 百達翡麗
![Patek Philippe 3971/E 3971 Perpetual Calendar Chronograph Rose Gold "TIFFANY & CO" UNIQUE (36184) | European Watch Co. Patek Philippe 3971/E 3971 Perpetual Calendar Chronograph Rose Gold "TIFFANY & CO" UNIQUE (36184) | European Watch Co.](https://images.europeanwatch.com/images-sold/Patek-Philippe-3971/E-3971-Perpetual-Calendar-Chronograph-Rose-Go-36184-5.jpg)
Patek Philippe 3971/E 3971 Perpetual Calendar Chronograph Rose Gold "TIFFANY & CO" UNIQUE (36184) | European Watch Co.
![Patek Philippe 3971/E 3971 Perpetual Calendar Chronograph Rose Gold "TIFFANY & CO" UNIQUE (36184) | European Watch Co. Patek Philippe 3971/E 3971 Perpetual Calendar Chronograph Rose Gold "TIFFANY & CO" UNIQUE (36184) | European Watch Co.](https://images.europeanwatch.com/images-sold/Patek-Philippe-3971/E-3971-Perpetual-Calendar-Chronograph-Rose-Go-36184-2.jpg)
Patek Philippe 3971/E 3971 Perpetual Calendar Chronograph Rose Gold "TIFFANY & CO" UNIQUE (36184) | European Watch Co.
![Patek Philippe | Reference 3971, A yellow gold perpetual calendar chronograph wristwatch with moon phases, 24 hours, leap year indication and snap on sapphire crystal display back, Made in 1988 | 百達翡麗| 型號3971 黃金萬年曆計時腕錶,備月相、24 ... Patek Philippe | Reference 3971, A yellow gold perpetual calendar chronograph wristwatch with moon phases, 24 hours, leap year indication and snap on sapphire crystal display back, Made in 1988 | 百達翡麗| 型號3971 黃金萬年曆計時腕錶,備月相、24 ...](https://sothebys-md.brightspotcdn.com/1f/2d/2ec1c67f4b5493d9b4fc58e95292/1157hk1099-btqkk-040-11-2.jpg)
Patek Philippe | Reference 3971, A yellow gold perpetual calendar chronograph wristwatch with moon phases, 24 hours, leap year indication and snap on sapphire crystal display back, Made in 1988 | 百達翡麗| 型號3971 黃金萬年曆計時腕錶,備月相、24 ...
![In vendita ora 3971 White Gold - 3971G che puo' comprare su Watches.de | Archivio | Orologi di marca di lusso in vendita, Monaco, Zurigo, Dubai, Hong Kong In vendita ora 3971 White Gold - 3971G che puo' comprare su Watches.de | Archivio | Orologi di marca di lusso in vendita, Monaco, Zurigo, Dubai, Hong Kong](https://www.watches.de/media/image/04/f0/43/patek-philippe-perpetual-calendar-3971-white-gold568d837f02a70.png)
In vendita ora 3971 White Gold - 3971G che puo' comprare su Watches.de | Archivio | Orologi di marca di lusso in vendita, Monaco, Zurigo, Dubai, Hong Kong
![Patek Philippe | Reference 3971, A yellow gold perpetual calendar chronograph wristwatch with moon phases, 24 hours, leap year indication and snap on sapphire crystal display back, Made in 1988 | 百達翡麗 Patek Philippe | Reference 3971, A yellow gold perpetual calendar chronograph wristwatch with moon phases, 24 hours, leap year indication and snap on sapphire crystal display back, Made in 1988 | 百達翡麗](https://sothebys-md.brightspotcdn.com/dims4/default/0319a90/2147483647/strip/true/crop/1333x2000+0+0/resize/2048x3073!/quality/90/?url=http%3A%2F%2Fsothebys-brightspot.s3.amazonaws.com%2Fmedia-desk%2F99%2Ffe%2Feb88f93546449b1288be3327b1c5%2F1183hk1099-btqkk-040-11-4.jpg)
Patek Philippe | Reference 3971, A yellow gold perpetual calendar chronograph wristwatch with moon phases, 24 hours, leap year indication and snap on sapphire crystal display back, Made in 1988 | 百達翡麗
![Patek Philippe 3971/E 3971 Perpetual Calendar Chronograph Rose Gold "TIFFANY & CO" UNIQUE (36184) | European Watch Co. Patek Philippe 3971/E 3971 Perpetual Calendar Chronograph Rose Gold "TIFFANY & CO" UNIQUE (36184) | European Watch Co.](https://images.europeanwatch.com/images-sold/Patek-Philippe-3971/E-3971-Perpetual-Calendar-Chronograph-Rose-Go-36184-1.jpg)
Patek Philippe 3971/E 3971 Perpetual Calendar Chronograph Rose Gold "TIFFANY & CO" UNIQUE (36184) | European Watch Co.
![Patek Philippe Perpetual Calendar Chronograph SAPPHIRE SNAP BACK Ref-3971 18k Yellow Gold Box Extract Bj-1987 Patek Philippe Perpetual Calendar Chronograph SAPPHIRE SNAP BACK Ref-3971 18k Yellow Gold Box Extract Bj-1987](https://www.bachmann-scher.de/fileadmin/watches/017020/patek-philippe-perpetual-calendar-chronograph-sapphire-snap-back-ref-3971-18k-yellow-gold-box-extract-bj-1987-d.jpg)
Patek Philippe Perpetual Calendar Chronograph SAPPHIRE SNAP BACK Ref-3971 18k Yellow Gold Box Extract Bj-1987
![Patek Philippe | Reference 3971, A yellow gold perpetual calendar chronograph wristwatch with moon phases, 24 hours, leap year indication and snap on sapphire crystal display back, Made in 1988 | 百達翡麗 Patek Philippe | Reference 3971, A yellow gold perpetual calendar chronograph wristwatch with moon phases, 24 hours, leap year indication and snap on sapphire crystal display back, Made in 1988 | 百達翡麗](https://sothebys-md.brightspotcdn.com/02/e4/7eefc9cd4f36ac06e0af68e5c492/1156hk1099-btqkk-040-11-1.jpg)
Patek Philippe | Reference 3971, A yellow gold perpetual calendar chronograph wristwatch with moon phases, 24 hours, leap year indication and snap on sapphire crystal display back, Made in 1988 | 百達翡麗
![Patek Philippe Perpetual Calendar Chronograph SAPPHIRE SNAP BACK Ref-3971 18k Yellow Gold Box Extract Bj-1987 Patek Philippe Perpetual Calendar Chronograph SAPPHIRE SNAP BACK Ref-3971 18k Yellow Gold Box Extract Bj-1987](https://www.bachmann-scher.de/fileadmin/watches/017020/uhr-aufmacherbild.jpg)
Patek Philippe Perpetual Calendar Chronograph SAPPHIRE SNAP BACK Ref-3971 18k Yellow Gold Box Extract Bj-1987
![Patek Philippe 3971/E 3971 Perpetual Calendar Chronograph Rose Gold "TIFFANY & CO" UNIQUE (36184) | European Watch Co. Patek Philippe 3971/E 3971 Perpetual Calendar Chronograph Rose Gold "TIFFANY & CO" UNIQUE (36184) | European Watch Co.](https://images.europeanwatch.com/images-sold/Patek-Philippe-3971/E-3971-Perpetual-Calendar-Chronograph-Rose-Go-36184-6.jpg)
Patek Philippe 3971/E 3971 Perpetual Calendar Chronograph Rose Gold "TIFFANY & CO" UNIQUE (36184) | European Watch Co.
![Patek Philippe Perpetual Calendar Chronograph SAPPHIRE SNAP BACK Ref-3971 18k Yellow Gold Box Extract Bj-1987 Patek Philippe Perpetual Calendar Chronograph SAPPHIRE SNAP BACK Ref-3971 18k Yellow Gold Box Extract Bj-1987](https://www.bachmann-scher.de/fileadmin/watches/017020/patek-philippe-perpetual-calendar-chronograph-sapphire-snap-back-ref-3971-18k-yellow-gold-box-extract-bj-1987-a.jpg)
Patek Philippe Perpetual Calendar Chronograph SAPPHIRE SNAP BACK Ref-3971 18k Yellow Gold Box Extract Bj-1987
![PATEK PHILIPPE REF 3971E YELLOW GOLD Patek Philippe, Genève, No.875554, case No. 2856564, Ref. 3971E. Sold on May 11th, 1990. Very fine and very rare, astronomic, 18K yellow gold wristwatch with round PATEK PHILIPPE REF 3971E YELLOW GOLD Patek Philippe, Genève, No.875554, case No. 2856564, Ref. 3971E. Sold on May 11th, 1990. Very fine and very rare, astronomic, 18K yellow gold wristwatch with round](https://antiquorum-swiss-assets.s3.us-west-2.amazonaws.com/images/288/lots/291/medium_291.jpg)
PATEK PHILIPPE REF 3971E YELLOW GOLD Patek Philippe, Genève, No.875554, case No. 2856564, Ref. 3971E. Sold on May 11th, 1990. Very fine and very rare, astronomic, 18K yellow gold wristwatch with round
![Patek Philippe Perpetual Calendar Chronograph SAPPHIRE SNAP BACK Ref-3971 18k Yellow Gold Box Extract Bj-1987 Patek Philippe Perpetual Calendar Chronograph SAPPHIRE SNAP BACK Ref-3971 18k Yellow Gold Box Extract Bj-1987](https://www.bachmann-scher.de/fileadmin/watches/017020/patek-philippe-perpetual-calendar-chronograph-sapphire-snap-back-ref-3971-18k-yellow-gold-box-extract-bj-1987-g.jpg)