![N°001', Reference 25657PT | A platinum perpetual calendar wristwatch with moon phases and Tuscany blue dial | Circa 1982 | Important Watches: Part I | Watches | Sotheby's N°001', Reference 25657PT | A platinum perpetual calendar wristwatch with moon phases and Tuscany blue dial | Circa 1982 | Important Watches: Part I | Watches | Sotheby's](https://sothebys-md.brightspotcdn.com/dims4/default/7401f3c/2147483647/strip/true/crop/3543x3543+0+0/resize/4096x4096!/quality/90/?url=http%3A%2F%2Fsothebys-brightspot.s3.amazonaws.com%2Fmedia-desk%2F30%2Fe1%2Fde1ed5794909bc0aa5f63ab95793%2Fge2401-cxw7r-t2-01.jpg)
N°001', Reference 25657PT | A platinum perpetual calendar wristwatch with moon phases and Tuscany blue dial | Circa 1982 | Important Watches: Part I | Watches | Sotheby's
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Thoughts On The Audemars Piguet Royal Oak Perpetual Calendar 'John Mayer' Limited Edition | WatchBox | The 1916 Company
![Audemars Piguet BA14538 Ultra Thin Cal 2120 as AP Jules... for $16,354 for sale from a Private Seller on Chrono24 Audemars Piguet BA14538 Ultra Thin Cal 2120 as AP Jules... for $16,354 for sale from a Private Seller on Chrono24](https://img.chrono24.com/images/uhren/3334952-ezc38ac3tdmgh65oid1o1vl2-ExtraLarge.jpg)
Audemars Piguet BA14538 Ultra Thin Cal 2120 as AP Jules... for $16,354 for sale from a Private Seller on Chrono24
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Audemars Piguet Ref. 5274 / Cal. 2120 / Round Model / 34mm /... for NZ$13,399 for sale from a Seller on Chrono24
![Audemars Piguet BA14538 Ultra Thin Cal 2120 as AP Jules... for R310 129 for sale from a Private Seller on Chrono24 Audemars Piguet BA14538 Ultra Thin Cal 2120 as AP Jules... for R310 129 for sale from a Private Seller on Chrono24](https://cdn2.chrono24.com/images/uhren/3334952-nwnvqlr85onttn1arqsprdny-ExtraLarge.jpg)