 | Chopard Magnificent Diamond and Emerald Necklace - The necklace features 191 carats of emeralds, set between 16 carats of diamonds. Price: $3 million. |  |
 | Titanic Heart of the Ocean Diamond - The “Heart of the Ocean” diamond necklace that Kate Winslett wears in the movie ‘Titanic’ is not a real diamond. It’s actually a blue cubic zirconium made by London jewelers Asprey & Garrad. The jewelers did later make a reproduction using real gems, including a heart-shaped Ceylon sapphire that weighs in at a whopping 170 carats. Price: $3.5 million |  |
 | De Beers’ Marie Antoinette Necklace features more than 181 carats of diamonds, including a monster 8 carat, pear-shaped white diamond as a centerpiece. All of the jewels are set in platinum. $ 3.7m. | 
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 | Neil Lane’s Diamond Necklace features 140 carats of pear-shaped, cushion-shaped and teardrop-shaped diamonds, all set in platinum on multiple strands. $4m. Garrard’s Heart of the Kingdom Ruby necklace features as its centerpiece a nearly 41-carat, super rare, heart-shaped Burma ruby. The brilliant stone is surrounded by more than 150 diamonds. Price: $14m.  |
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 | The most expensive necklace ever made will be on sale at Singapore's JewelFest show. It is estimated to bring $55 million. The necklace is known as L'Incomparable, and features a large yellow stone suspended from a rose gold setting with 90 white diamonds and weighs 637 carats in total. The necklace was made by luxury jeweler Mouawad and features a yellow, internally flawless diamond weighing 407 carats with 90 white diamonds weighing nearly 230 carats. The rough stone was found in a pile of mining tailings by a young girl in the Democratic Republic of Congo. |  |
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