J. & S. S. DeYoung, Inc. is a family owned business that purchases and sells high quality jewelry and gemstones. The family has been in America’s jewelry trade since 1835 and is highly regarded for their expertise and integrity.
We Specialize In
Fine Art Deco and Period Jewelry
Signed pieces by Cartier, Van Cleef & Arpels, Harry Winston, Tiffany, and other fine makers
Natural Color Diamonds
Natural, unheated Burma Rubies
Natural, unheated Kashmir, Burma and Ceylon Sapphires
Old mine Columbian Emeralds
Alexandrites, Natural Pearls and Jadeite
Our Services
DeYoung provides jewelry professionals with access to our world class inventory. We also offer our expertise to lawyers, banks and retail jewelers to evaluate and purchase entire estates or individual items.
The Smithsonian
In addition to buying and selling exceptional fine jewelry, the company has a long history of donation and a special relationship with the Smithsonian Institution. Sydney DeYoung donated both a rare pink and red diamond to the museum’s gem collection.