Martin Basilio, start working in the jewelry business next to his father in 1999 as a first generation diamond grader located in Rio de Janeiro, Brazil.
He start his connoisseur journey in Brazil, as a buyer of jewelry, he learned and grew a lot from actually dealing with dealers and clients. He relocate to Ny, New York in 2004 to expand his knowledge, studying in the GIA. In 2016 next to his wife Joselyn moved to South Florida, and open a jewelry store and quickly begin studying to become auctioneer, as a successful person that he is, he opened his Auction House INTERVENDUE.  

He became well know in Europe, Vegas, Hong Kong & Miami Antique Jewelry Shows. Martin Basilio has years of experience buying, selling, appraising and consigning for sale, gold, silver, estate jewelry, antiques, and more. 

Intervendue is a client oriented Auction House serving private people, estates, lawyers, trust offices, banks, insurance agencies, groups of seniors, dealers and all people interested. 

Martin Basilio, President of Intervendue INC. is a certified diamond grader and a member of the gemological institute of America (G.i.a.). Martin will professionally appraise your fine estate jewelry and provide expert advice as to current value. 

To receive email notices of up-coming auctions please sign up to the Intervendue mailing list.

As a consignor, buyer or seller you can be assured you have wisely placed your trust in Martin. for more information please inquire to [email protected], by calling at (786) 208-8088 or dropping by 20801 Biscayne blvd, suite 401-403, Aventura , FL 33180 M-F 9-5.

We offer:

professional auctioneer services • certified appraisal services • buy • sell • consign

Martin Basilio

  •     Certified Diamond Grader

Member of the Gemological Institute of America (G.I.A.) 

  •     Licenced Auctioneer

License Number: AU5008

I will professionally appraise your fine estate jewelry

and provide expert advice as to current value.

Joselyn Lechtman

Major in Interior Design at Veritas, SJ, Costa Rica this made her create techniques to be a professional planner. Entrepreneurial, self-driven photographer and cataloguer.
Involve liaison with sellers and customers. 
Office Manager and always lover of a good challenge.