Patek Philippe. Rare and Attractive Ellipse Beta 21, Rectangular Shaped Electronic Movement Wristwatch, in White Gold, With Blue Dial, Reference 3603, Extract from the Archives Model: Beta 21 Reference: 3603 Case Material: White Gold Bracelet Material: Leather Strap Year: 1976 Movement: Quartz Caliber: Beta 21 Case N°: 2751189 Movement N°: 8391 Dimensions: 33 mm × 38 mm Signed: Dial, Case and Movement Accessories: Extract from the Archives The Beta 21 has been used by many brands such as Rolex or Piaget and among them was also listed Patek Philippe whose reference 3603 soon became a must of the Swiss-Polish brand for collectors. Patek Philippe’s reference 3603, in production from 1973 until 1982, was among one of the largest rectangular wristwatches ever made by the firm: mainly manufactured in yellow gold, to date not many examples have appeared to auctions in this year made in 18k white gold exactly the present lot. The massive rectangular case, produced by Ateliers Réunis, has definitely been well preserved by the last owner keeping nice edges, a fair proportion of the whole watch. The dial has the very appreciated blue color with applied white-gold baton numerals and Dauphin hands. Charming, elegant and nicely preserved this watch is such a contemporary timepiece in modern days that can perfectly adorn the wrist of any gentleman. Accompanied by a Patek Philippe Extract from the Archives confirming production of the present watch in white gold in 1976 and its subsequent sale on 12 May 1978. Estimate € 18000 - 35000