NEW YORK, NY.- An extraordinary, Multi-Stone, Diamond, Gold Dolphin Brooch — designed by Parisian artist and jeweler Jean Schlumberger for Tiffany & Co. — highlights more than 1,300 lots in Heritage Auctions' first major Fine Jewelry Auction of the year. The April 19 New York auction draws together large-carat colored diamonds, Burma rubies and sapphires, and unmounted gemstones for an auction in which color is king.

"The market demand for large, colorful pieces is particularly strong and at 5.45 total carats, the iconic Jean Schlumberger Dolphin brooch is likely to spark serious interest," said Jill Burgum, Senior Director of Fine Jewelry at Heritage Auctions. "This auction is bursting with colorful showpieces."

A deep selection of large-carat diamonds starts with a set of Diamond, Platinum Rings featuring a pear-shaped diamond weighing 6.69 carats (est. $90,000-$120,000), and a Fancy Deep Yellow Diamond, Diamond, Platinum, Gold Ring with a center stone weighing 5.02 carats (est. $55,000-$75,000). A generous Diamond, White Gold Bracelet with full-cut diamonds weighs a total of 72.23 carats (est. $60,000-$80,000) while a set of Diamond, Platinum Earrings – a pair of sparklers offering approximately 9.00 carats – feature round and pear-shaped rose-cut diamonds (est. $20,000-$30,000).

The auction's radiant gemstones range from a Burma Sapphire, Diamond, Platinum Ring with a 14.62 carat cushion-shaped sapphire enhanced by marquise-shaped diamonds weighing a total of approximately 2.10 carats (est. $30,000-$50,000) to a Colombian Emerald, Diamond, Mother-of-Pearl, Gold Necklace, with an emerald-cut emerald pendant weighing approximately 29.20 carats (est. $40,000-$50,000).

Fine jewelry by the world's most famous and recognizable designers includes a pair of Aletto Brothers Diamond, Ruby, Rock Crystal Quartz, Platinum, White Gold Earrings (est. $20,000-$30,000); A Cartier Diamond, Emerald, White Gold Bracelet (est. $14,000-$18,000); a Mother-of-Pearl, Turquoise, Gold Bracelet by Angela Cummings for Tiffany & Co. (est. $8,000-$10,000) an a delightful pair of rose petal Tinted Titanium, Gold Earrings for JAR (est. $3,000-$4,000).

Additional highlights include, but are not limited to:

• An Antique Diamond, Platinum-Topped Gold Necklace, Tiffany & Co. (est. $55,000-$75,000).

• An Unmounted Fancy Intense Yellow Diamond — the cushion-cut diamond weighs 2.01 carats (est. $50,000-$70,000).

•A Diamond, Quartz, Gold Necklace, from France (est. $35,000-$45,000).