Jessica Koers

Head of Department, Senior Associate Director
Amsterdam

Jessica Koers joined Christie’s in 2000. As head of Christie’s Jewelry Department in Amsterdam Jessica oversees three sales a year and travels throughout Europe to source collectors’ jewels and gemstones for the Dutch market, also gathering items of high quality for Geneva, London and Paris. Jessica holds the records for both the most expensive diamond (€241,600) and pearl (€144,000) sold at auction in Holland. Jessica attended Leiden University, specialising in Renaissance Jewellery and completed a masterclass on precious stones at the London Gemmological Association. Jessica is fluent in Dutch, English and Italian and gives lectures in all three languages.

Daniel Girod

Specialist
Amsterdam

Benjawan Uraipraivan

Regional Assistant
Bangkok

Jane Shan

Regional Representative
Beijing

Aurel Bacs

International Department Head
Geneva

An internationally renowned specialist, Aurel Bacs was appointed International Co-Head of Christie's Watch Department in July 2003. Based in Geneva, he holds global responsibility for expanding Christie’s client base and international market presence in this field. He has overseen many high profile and extremely successful auctions that have achieved exceptional prices, including the world record for a Rolex wristwatch and the famous sale of a Patek Philippe wristwatch ref. 1591 for $1,900,000. Mr. Bacs studied business and law in St. Gallen. He began his career as a watch specialist in Geneva in 1995.

Sabine Kegel

Department Head
Geneva

Sabine Kegel joined Christie’s Geneva in 1995. With a keen interest in antique pocketwatches as well as wristwatches produced between 1930 and 1950, she regularly travels all over Europe maintaining excellent contacts with renowned collectors and appraising and evaluating wristwatches and pocketwatches of all periods. Sabine has contributed to a series of highly successful auctions including the largest watch sale ever in November 2007 in Geneva, which achieved a stunning total of $28 million and numerous world auction records, as well as to the highest price ever paid for a wristwatch at Christe’s auction in May 2010: $5.7 million for a unique Patek Philippe perpetual calendar chronograph ref. 1527. In addition to her German mother tongue, she is also fluent in French and English.

Livia Russo

Specialist
Geneva

Livia Russo started at Christie's as a Specialist in July 2003. Based in Geneva, she oversees the day to day operations of the Watch Department. Born in Milan, she has worked five years as a Generalist in the auction business before discovering her passion for watches. Thanks to her knowledge of the wristwatch market, she maintains excellent contacts with international buyers and sellers. Livia Russo's main interest and speciality are Patek Philippe and Rolex wristwatches from 1920 until today.

Fabien Chicha

Specialist
Geneva

Dr. Nathalie Monbaron

Associate Specialist
Geneva

Myriam Christinaz

International Business Director
Geneva

Stéphane von Bueren

Business Manager
Geneva

Jenny Tumpelmann

Junior Specialist
Geneva

Elisa Catenazzi

Senior Administrator
Geneva

Sam Hines

Department Head, Asia
Hong Kong

Sam Hines began his career in the auction world in 1997, while based in London. In 2005, after moving to New York, Sam joined Christie’s auction house as manager of the Interiors department, later joining the Trusts and Estates department as Assistant Vice President working on many important collections including the estate of Mark Moyens. His lifelong passion for watches contributed to his success with such highlights as the 2002 sales of two private collections including the auctioning of a highly important selection of Rolex sport watches. Sam’s love of watches led him to join the ranks of the famed watchmaker, Patek Philippe. With this experience, in addition to his breadth of both watch-related and overall auction knowledge, Sam rejoined Christie’s as Vice President and head of the Watches department in the United States. Now based in Hong Kong,Sam focuses on the ever-expanding Asian market for watches and maintaining superior client relations.

Mary Lee

Senior Specialist
Hong Kong

Pansy Ku

International Business Manager
Hong Kong

Lillian Ng

Business Manager
Hong Kong

Alexandre Bigler

Specialist
Hong Kong

Alexandre Bigler started his career in the International Watch auction business more than 5 years ago before joining Christie's as a Specialist and Associate Vice President in August 2010. After being based in Geneva and London, Alexandre has established himself in Hong Kong to work on the ever-expanding Chinese and South East-Asian watch market. He regularly travels all over Asia maintaining excellent contacts with renowned collectors and appraising and evaluating wristwatches and pocket watches of all periods. Born in Switzerland, Alexandre is fluent in French, English and German.

Amalia Wirjono

Jakarta

Franky Wongkar

Jakarta

Lim Meng Hong

Liaison
Kuala Lumpur

Mark Bowis

Associate Director
London, South Kensington

José Miguel Zamoyski

Specialist
Madrid

Doug Escribano

Specialist
New York, Rockefeller Center

Doug Escribano rejoins the International Watch Department following a career change from Goldman Sachs and the New York City Department of Health. As a watch specialist, he plays an integral role in business development in the Americas, sales organization, research and cataloguing. Doug began his career at Christie’s in 1991 as a member of the New York Finance Group before joining the Jewellery Department in 1992. In 1995, he was promoted to Watches Specialist overseeing the New York Watch Department. In October 1997, Doug was involved in the sale of the Collection of Mel and Noel Blanc; and in June 1996 he was a key figure in the sale of a rare Philippe Patek watch, one of three ever made, which sold for $786,000, establishing a new auction record for the time. Doug holds a Bachelors of Arts in Art History from Boston University and a Masters of Arts in Art History from Case Western Reserve University in Cleveland, Ohio where he was a Cleveland Museum of Art Fellow.

Sarah Cashin

Business Manager
New York, Rockefeller Center

Kate Thomas

Administrator
New York, Rockefeller Center

Tiziana Appetiti

Senior Specialist
Rome

Rachel Shen Feilin

Shanghai

Wen Li Tang

Representative, Singapore Office
Singapore

Nicolette Chou

Liaison
Taipei

Ada Ong

Liaison
Taipei

Yuko Fukagawa

Tokyo

Adèle Zahn Bodmer

Business Development Manager
Zürich