Famous names mark Jasper52 fine jewelry auction April 17

Bvlgari Parentesi 18K white gold diamond band ring, 0.55 carats, size 7. Estimate: $3,000-$3,500. Jasper52 image

NEW YORK – Diamonds, emeralds, sapphires and other radiant gemstones in a variety of mediums are featured in a Jasper52 online fine jewelry auction set for Tuesday, April 17. Famous brands represented in the auction include Bvlgari, Tiffany & Co., Cartier and Hermes. Absentee and Internet live bidding is available through LiveAuctioneers.

A Bvlgari Parentesi 18K white gold diamond ring (above) is one of the many outstanding items in the sale. Bvlgari’s Parentesi pattern of interlocking metal components has become a modern jewelry staple. The size 7 diamond ring in the auction features diamonds weighing more than a half carat. The ring is expected to sell for $3,000-$5,000.

From Tiffany & Co., an 18K gold, diamond and sapphire flower ring (below) caratswill be a sweet surprise for someone special. This size 7½ ring in the manufacturer’s box has a $2,000-$2,500 estimate.

Tiffany & Co. 18K yellow gold, diamond and sapphire flower ring, size 7½. Estimate: $2,000-$2,500. Jasper52 image

A 14K white gold eternity band ring featuring Asscher-cut diamonds (4.20 carats) in a channel setting is a classic-style wedding ring (est. $5,000-$6,000).

14K white gold and Asscher-cut diamond eternity band ring, 4.2 total carat weight, size 6. Estimate: $5,000-$6,000. Jasper52 image

More affordable pieces include a 14K white gold, diamond and emerald ring, which has a $600-$800 estimate. The emerald is 1.18 carats.

14K white gold and emerald/diamond ring, size 8½. Estimate: $600-$700. Jasper52 image

A 17-inch-long strand of Honora white freshwater pearls with a 14K gold clasp is valued at $450-$550.

Honora freshwater pearl necklace with 14K gold clasp, 17 in. Estimate: $450-$550. Jasper52 image

The Jasper52 auction also offers a handful of antique jewelry, none older than an 18th century European diamond and sapphire pin in 14K gold. The 2¼-inch-long pin has two small diamonds and three sapphires (est. $300-$350).