About Le Joaillier Jewelry

About Le Joaillier Fine Jewelry

Le Joaillier Fine Jewelry is an independent, family-owned business founded in 1961 in New York’s Diamond District. In 1979, we relocated along Long Island’s “Gold Coast” in Locust Valley.

Len Margolis, GIA Graduate Gemologist, is the second-generation owner. His love of gems and beautiful jewelry, along with meticulous attention to detail, is reflected in the pieces that he purchases and creates.Le Joaillier is a full-service jewelry store for all your jewelry purchases, custom designs, repairs, engraving, and more.

Our top priority is to ensure all of your jewelry needs are met in a professional and courteous manner while providing our customers with personalized service all at affordable prices.

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33 The Plaza
Locust Valley, NY 11560

(516) 759-1133


Tuesday- Saturday:
10:00 am – 5:30 pm

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