Another highlight by Breguet is the Perpetual Calendar Minute Repeating Tourbillon Wristwatch, which was made in 1997 for the 250th anniversary of Abraham Louis Breguet's birth and is one of only three examples ever made, all cased in platinum (est. $300/350,000, pictured at right). This model has never before been offered at auction and can be regarded as the firm's most important modern wristwatch creation.
Also featured in this sale is an excellent Automatic Perpetual Calendar Wristwatch, Patek Philippe, Ref. 3448J (est. $100/150,000, pictured at left) as well as A Pink Gold Chronograph Wristwatch, Patek Philippe, Ref. 533R , retailed by Walser Wald, one of the finest jewelry and watch stores of Buenos Aires (est. $60/80,000). Another highlight by Patek Philippe is a rare example in white gold of a Perpetual Calendar Chronograph Wristwatch with Register and Moon Phases, Ref. 3970EG (est. $120/180,000).