The deBoulle Collection
The namesake deBoulle Collection, artfully designed and curated by Karen Boulle, is an immediate eye-catcher thanks to her affinity for unusual gemstones. Influenced by her own parents and their travels to exotic locales, Karen Boulle designs with color in mind.
High Jewelry
Discover our extraordinary designs- each meticulously designed with the rarest of gemstones and materials. Stunning and breathtaking, these unique creations will be treasured for generations.
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Discover our extraordinary designs.

A Family Like None Other
Denis & Karen Boulle founded deBoulle Diamond & Jewelry in 1983 with a vision of delivering the highest quality collection of fine timepieces, fine jewelry and impeccable service in an extraordinary beautiful & luxurious environment.
Our Legacy
Colorful Characters
Diamonds come in every color of the rainbow — so why do most people think of them as being white? Because almost all of them are. Here, a primer on the rare, ravishing, colored stones known as fancy diamonds — and what wearing them can mean.
Exceptional Diamonds
Redefined Selling Experience
de Boulle Diamond & Jewelry is a world leader in understanding the value of timepieces.We offer the best value and immediate payment for clients looking to sell their timepieces.
Sell Your watchIt’s a Family Affair
For Karen, jewelry is special and timeless. “It transcends generations. This is the approach I used in designs for 2019.” Karen’s daughter, Emma Boulle, greatly influenced those designs.
"B" Link Collection
In 2014, we produced our first magazine that focused solely on the deBoulle Collection line of jewelry. The designer and curator behind the collection, Karen Boulle, was prominently featured. What we did not anticipate was the overwhelming response we received from her necklace.
Three Cuff Bracelets
Designed by deBoulle’s own, Nick Boulle, the bracelet pattern drew inspiration from racing.