The credit crunch now has a strangle-hold on the high-end jewelry market. Collectors who dropped hundreds of million of dollars on shiny rocks a few years ago are thinking twice about their next purchase.
This daffodil ring, valued at $60,000 and created by Stafford upon Avon jewellers George Pragnell for an auction to benefit the Marie Curie Cancer Care foundation failed to sell in October.
This pear-shaped 72.22-carat diamond, with an estimated worth of $13 million, failed to find a buyer on Sotheby's auction block last March. The highest bid of $9.3 million did not meet the reserve, but the rock found a home - a private buyer purchased it at an undisclosed price.
No buyers stepped forward to purchase a 10.48-carat fancy deep-blue diamond, estimated between $6 million and $9 million, at a November Sotheby's auction.
The famous 71.73-carat Lesotho I diamond, estimated at $3 million-$5 million failed to sell at a Sotheby's auction in November, 2008.
This pear-shaped diamond, once owned by Christina Onassis, bucked the trend and sold at Christie's International in London for $7.1 million in June.
Before the credit crunch choked the global economy, this emerald and diamond necklace belonging to Italian Queen Marie-Jose sold for $181,000 in a 2007 Christie's auction in London.
NBC 5 News
A necklace of 68 rare natural pearls, each as big as marbles, that were once part of the treasury of an Indian maharaja sold for $7 million dollars at Christie's auction house in New York in April 2007.
Princess Margaret's Poltimore tiara sold for $1.7 million in 2006.
NBC 5 News
This pair of purplish-pink diamond earrings were auctioned in Hong Kong in 2006 for $4.1million.
Princess Margaret's art deco pearl and diamond necklace sold for $509,312 at Christies in 2006.
This 101-carat pear-shaped D color diamond was sold privately by Sotheby's in 2005. Though the final price was not disclosed, the initial asking price exceeded $16 million.
NBC 5 News
An 18th century dog collar necklace that once belonged to Empress Catherine the Great of Russia sold at a 2005 Sotheby's auction for $1.5 million dollars.
This 56-carat pear-shaped diamond, set in a platinum pendant with smaller diamonds, came up for auction at Sotheby's of Hong Kong in 2003. In the end, the stone, estimated between $2.6 to $3.2 million did not sell.
This rare 17th century Indian necklace went to auction in 1997. The necklace sold for $1.4 million, a world auction record for a single piece of spinel jewelry.