IAJA EXPERTISE
The International Antique Jewelers Association (IAJA) introduces a team of experts consisting of former curators, archivists and directors from among the world’s foremost jewelry brands. Our esteemed team is the backbone of the IAJA Expertise which declares that an item of jewelry or precious object is an original, including period jewelry.
The IAJA Expertise is an assessment based on careful examination and scrupulous research. Upon successful completion of this process, a Letter of Expertise signed by the IAJA experts will be issued.
EXPERTS
IAJA’s experts include a group of eminent specialists who have been selected for their skills and experience within the jewelry industry. With experience ranging from curators and archivist to former heritage directors, these internationally recognized experts are well versed in the critical and technical requirements that are necessary to deliver a service that is synonymous with integrity and reliability.
- ALL
- CARTIER
- VAN CLEEF & ARPELS
- TIFFANY & CO
- GRIMA
- LALIQUE
- LENFANT
- M. GÉRARD
- VINTAGE
Olivier BACHET
Jewelry consultant and expert, member of the Compagnie Nationale des Experts. Originally an antique art dealer and specialist with Cartier 20 years, he authored Cartier. Exceptional Objects. with Alain Cartier. His experience has propelled him to an internationally recognized expert in vintage Cartier jewelry.
Shai BANDMANN
Shai Bandmann is a world leading expert on René Lalique works of art - glass and jewelry. He is a consultant to the world's leading auction houses, such as Sotheby's and Christie's, and the French Musée Lalique, to name a few. Bandmann owns an extensive collection of rare documents on the subject, including original drawings and period photographs. During 35 years of activity, Bandmann handled hundreds of pieces of René Lalique jewelry, and has exhibited items from his private collection in the world leading art museums.
Vivienne BECKER
Jewelry Historian, Author of some 30 books on antique and contemporary jewelry design, Creative consultant and trend-forecaster to the industry.
Bernhard BERGER
Jewelry consultant and former Director of Cartier Tradition for 22 years. As a jewelry expert, he is known as one of the finest connoisseurs of the Maison Cartier in the world.
Catherine CARIOU
Jewelry consultant and former Director of Van Cleef & Arpels Heritage for 18 years. She is a graduate of History and History of Art at la Sorbonne and École du Louvre. As the head of Van Cleef & Arpels Heritage she developed their vintage jewelry collection. Her strong jewelry knowledge and experience in the field, combined with her discerning expert eye, ensures authenticity of the Maison's items.
Francesca GRIMA
Along with her mother Jojo, Francesca continues her late father's legacy in designing unique, handmade jewels. Based in London, only 30 to 40 pieces are made each year by master craftsmen who have worked with Grima since the 1970s.
Benjamin LENEMAN
Owner and director of one of Paris's leading Haute Joaillerie workshops for over a quarter of a century, he also owned the Georges Lenfant and Verger Frères brands for almost twenty years.
Annamarie SANDECKI
Over 30 years, as Director of the Tiffany Archives and Heritage Collection, assembled the world’s most important collection of luxury objects by this American jeweler. Advisor to a host of museums and collectors on potential Tiffany acquisitions. Exhibition curator, public speaker as well as published author on American jewelry history.
Christian SICARD
Christian Sicard is a distinguished jewelry consultant with over 35 years of experience working with prestigious auction houses in Paris, Portugal, and South America. Renowned for his expertise in the jewelry field, he has dedicated numerous years to studying the work and archives of the esteemed jeweler M. Gérard, establishing himself as a leading authority on the brand. Christian Sicard specializes in Artist’s jewelry, Objet-Jewelry, and bijoux Haute Couture. His expertise continues to enrich the legacy of M. Gérard.
CONTACT US TO SUBMIT A PIECE
If you would like an appointment or more information regarding our expertises, please contact us.
We will be pleased to receive you in our office in all discretion and in the respect of the greatest confidentiality.








