Sumiko Robertssroberts@christies.comRead Bio
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Client AdvisoryLondonDirector, Senior Client Advisor
Margot Rosenbergmrosenberg@christies.comRead Bio
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Client AdvisoryNew YorkDeputy Chairman
Rebecca RossUSWatches@christies.com+1 212 636 2320Read Bio
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Watches & WristwatchesNew YorkVP, Head of Sale, Watches
Alexander Rotterarotter@christies.com+ 1 212 636 2101Read Bio
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Post-War & Contemporary ArtNew YorkChairman
Mathieu Ruffatmruffat@christies.com+41 75 431 90 40
Department:Location:Title:
Watches & WristwatchesGenevaSpecialist EMEA & Americas
Watches & WristwatchesNew YorkSpecialist EMEA & Americas
Watches & WristwatchesParisSpecialist EMEA & Americas
Will RussellWRussell@christies.com+1 212 636 2525Read Bio
Department:Location:Title:
Early European Sculpture & Works of ArtNew YorkSpecialist Head of Department
Ziwei Yiziweiyi@christies.com+852 297 86732
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Modern & Contemporary Art, Asia Pacific Hong KongAssociate Specialist
Charlotte Youngcyoung@christies.com+44 (0)20 7389 2730Read Bio
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Private & Iconic Collections LondonAssociate Director, Specialist
Arco YuArcoYu@christies.com+852 2978 6346
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Modern & Contemporary Art, Asia Pacific Hong KongAssociate Specialist
Zacharie Zeezachariezee@christies.com+852 2978 6744
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Watches & WristwatchesHong KongCataloguer
Hua Zhou (周樺)huazhou@christies.com+1 212 636 2160Read Bio
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Japanese ArtNew YorkJunior Specialist | Korean Art
Korean ArtNew YorkJunior Specialist
Grace Zhuang (莊俊)gzhuang@christies.com+86 21 2226 1530Read Bio
Department:Location:Title:
Impressionist & Modern ArtShanghaiVice President, Senior Specialist, Head of Sale
Modern & Contemporary Art, Asia Pacific ShanghaiVice President, Senior Specialist, Head of Sale