Nan Summerfield joined Doyle New York as Director of the California office in Beverly Hills in 2014. Ms. Summerfield, a GIA Graduate Gemologist, has been in the appraisal and auction business for forty-two years.
Nan began her career at the Gemological Institute of America in New York as a Staff Gemologist in the GIA Laboratory and later as an Instructor in the Education Division, before spending thirteen years as a Vice President in the Jewelry Department at Sotheby’s, first in New York, then in Los Angeles. Nan continued to develop and direct Sotheby’s jewelry auctions in Beverly Hills for eight years. For twenty years before joining Doyle, she owned Summerfield’s, a successful firm in Beverly Hills that specialized in buying and selling estate jewelry.
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Doyle is honored to auction artwork and jewelry from the collection of artist and illustrator Beatrice Dabney Adams, together with presidential memorabilia from her husband, Charles Francis Adams IV.
From carved Mughal gemstones to Parisian Art Deco, Summer Intern Mimi Fowlkes explores how Jacques Cartier reimagined centuries-old artistry to create some of Cartier's most iconic designs.
The celebrated partnership between French designer Jean Schlumberger and Tiffany & Co. produced some of the most distinctive and captivating jewelry designs of the 20th century.
Collectors on the West Coast are invited to a Beverly Hills preview of works by Dominican-born Surrealist Jorge Noceda Sánchez that explore the boundary between reality and imagination.
Doyle is honored to auction property from the collection of best-selling mystery novelist Jane Stanton Hitchcock.
Doyle is honored to present The Collection of Pat Breen—a refined selection of jewels from one of Houston’s most admired hostesses and philanthropists—offered across three sales in December.
Emily Marchick shares some her favorite pieces from the Collection of an Orange County Philanthropic Family.
Discover the timeless artistry of Ilias Lalaounis, the visionary Greek jeweler who fused ancient heritage with modern innovation.