Articles & Press

News and events from Joseph DuMouchelle.

Demand Continues to Increase for Fancy Color Diamonds

October 29, 2018

Fancy colored diamonds continue to set record prices at auction and in private sales. Yellow, Pink, Purple,Orange, Green and Blue. If you’re a gem collector, these are on your gem bucket list. They are rare and coveted by collectors worldwide. Defects in nature really. This is what makes them so rare. Blue diamonds are the […]

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June 27, 2017

Joseph DuMouchelle’s June 21st auction featured Lot 53, a bold yellow gold and emerald frog cuff from American midcentury jewelry designer David Webb. The North Carolina-born jeweler, who operated his boutique on Madison Avenue from the 1940s until his death in 1975, was well known for his bejeweled animal kingdom:  Monkeys beamed with cabochon ruby […]

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Buyers Seek the Rare & Unusual ~ Fancy Color Diamonds

January 13, 2017

Unique diamonds, unheated  colored gemstones, period jewelry and rare watches were among the top sellers for Joseph DuMouchelle Fine Jewelry Auctioneers in 2016.  The champion was an exceptional art deco platinum and 13.88ct marquise shape, fancy vivid yellow diamond ring accented by calibre cut emeralds set in gold, with a presale auction estimate of $300,000/500,000 and […]

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Events & Speaking

We frequently attend professional events and are requested to speak at special engagements.

Would you like to hire us to speak to your group or at an event? Click Here to contact us.

Here is the list of upcoming events we plan to attend. Please note that our itinerary is subject to last-minute changes.