NEW YORK, NY.- The October 13 Fine Jewelry auction at Bonhams New York features an extensive and distinguished collection of diamond rings, alongside an assortment of one-of-a-kind character pieces, such as a glamorous retro, amethyst gold ring once owned by Hollywood starlet Marlene Dietrich.

A suite of 18k gold, tiger's eye and diamond jewelry, KutchinskyAmong the top lots is an elegant green diamond and diamond ring, signed Golkonda, weighing more than three carats and set within a circular pink diamond surround (estimate $350,000-$450,000). Golkonda pieces are recognized for superior cutting and polishing with an impressive understanding of balance and design. The brand merges ancient tradition and modern technology in each jewel.

Also of note is a suite of 18-karat gold, tiger’s eye and diamond jewels, signed by Kutchinsky and featuring a remarkable pendant set with a carved tiger’s eye drop and suspending a gold rope tassle (estimate $8,000-$12,000).

“The eclectic nature of this sale offers something for everyone, whether it is a tradition colorless diamond, a fabulous piece of signed jewelry, or a chic splash of color,” said Bonhams’ Vice President, U.S. Jewelry Department Susan F. Abeles.

Other auction highlights include:

A Retro amethyst and 18K gold ring,A retro amethyst and 18-karat gold ring, circa 1940 (estimate $3,000-$5,000)

· Centering a rectangular-cut amethyst, accented by a scrolling gallery; possibly Paul Flato; amethyst weighs approximately 60.00 carats; size 9;

· Formally the property of Marlene Dietrich gifted to members of the present family;

· Marlene Dietrich was known worldwide for her influential style both on and off the stage and silver screen. She often adorned herself with large colorful chunky gemstones set in dramatic designs from Paul Flato, Trabert Hoffer & Mauboussin, and Van Cleef & Arpels.

A diamond ring, Harry Winston, 1949 (estimate $70,000-$90,000)

· Of crossover design, set with two triangular-cut diamonds, weighing 3.64 and 4.80 carats; with baguette-cut diamond shoulders;

· Estimated remaining diamond weight: 1.19 carats; size 7 ¼.

A coral, enamel, diamond and 18-karat gold falconer brooch, Cartier, French, circa 1935 estimate $12,000-$15,000

· Designed as a coral hand, with black enamel cuff, holding a textured gold falcon, with a marquise-cut diamond eye, enhanced by circular-cut diamonds;

· Signed Cartier, Paris, with maker's mark and French assay mark; length 1 7/8in.