HONG KONG.- Sotheby’s Hong Kong Important Watches Autumn Sale 2011 will take place on 6 October at the Hong Kong Convention and Exhibition Centre. Following the consecutive record-breaking sales in the past three seasons, the upcoming sale promises even greater treasures for watch collectors. With over 470 lots of watches dating from the 1800’s to the present day, the sale is estimated to achieve a total of HK$72 – 101 million / US$9 – 13 million – the largest of the category in the history of Sotheby’s Hong Kong. Highlighting the sale is a small group of excellent vintage complicated wristwatches by Patek Philippe consigned by four discerning Asian private collectors, including a very rare Pink Gold Perpetual Calendar Chronograph wristwatch Ref. 1518. The offering of modern wristwatches is led by Patek Philippe timepieces including a superb Yellow Gold Minute Repeating Tourbillon example, Ref. 3939,