NEW YORK - Bonhams is excited to present from the Golkonda collection. This relatively new brand exemplifies exquisite diamond quality in modern, yet timeless, settings. The theory behind the signature is born out of a spirit of innovation, deep expertise and exceptional craftsmanship.

A 6.22 carats diamond ring, Golkonda. Estimate US$ 150,000 - 180,000 (€140,000 - 170,000). Photo: Bonhams.

set with a round brilliant-cut diamond, weighing 6.22 carats, with a pavé-set diamond knot motif gallery and mount; with maker's mark for Golkonda; mounted in platinum; size 10 (approximately)

Accompanied by GIA report #2135411045, dated May 14, 2013, stating the diamond as: G color, VS1 clarity.

A pair of 3.05 carats and 3.20 carats diamond ear studs, Golkonda. Estimate US$ 90,000 - 100,000 (€83,000 - 92,000). Photo: Bonhams.

Accompanied by GIA report #2176382794, dated May 15 2014, stating the diamond weighing 3.05 carats as: G color, VS2 clarity.

Accompanied by GIA report #1179439645, dated June 3, 2014 stating the diamond weighing 3.20 carats as: G color, VS1 clarity

A 5.07 carats diamond ring, Golkonda. Estimate US$ 50,000 - 70,000 (€46,000 - 64,000). Photo: Bonhams.

set with a cut cornered square step-cut diamond, weighing 5.07 carats, within a pavé-set diamond surround, with baguette-cut diamond shoulders; with maker's mark for Golkonda; mounted in platinum; size 5 3/4

Accompanied by GIA report #15717510, dated January 23, 2007, stating the diamond J color, VVS2 clarity.

A fancy colored diamond and diamond ring, Golkonda. Estimate US$ 30,000 - 50,000 (€28,000 - 46,000). Photo: Bonhams.

centering a fancy vivid orange-yellow round brilliant-cut diamond, within a pavé-set diamond mount; with maker's mark for Golkonda; mounted in 18k gold; size 5 3/4

Accompanied by GIA report #5131335280, dated May 5, 2011 stating the diamond as: natural, fancy vivid orange-yellow color, VS1 clarity.

A  "Chameleon" fancy colored diamond and diamond ring, Golkonda. Estimate US$ 10,000 - 15,000 (€9,200 - 14,000). Photo: Bonhams.

designed as a clover, set with five fancy deep brownish greenish yellow color round brilliant-cut diamonds, weighing 0.41, 0.47, 0.54, 0.55 and 0.70 carats; within a pavé-set diamond surround; with maker's mark for Golkonda; mounted in 18k white and rose gold; size 5 1/4

Accompanied by GIA report #2155308317, dated April 9,2013, stating the diamond weighing 0.41 carat as: natural fancy deep brownish greenish yellow color, SI2 clarity. "Chameleon"

Accompanied by GIA report #115230823, dated April 1,2013 stating the diamond weighing 0.47 carat as: natural fancy deep brownish greenish yellow color, SI2 clarity. "Chameleon"

Accompanied by GIA report #2155308000, dated March 22,2013 stating the diamond weighing 0.54 carat as: natural fancy deep brownish greenish yellow color, SI2 clarity. "Chameleon"

Accompanied by GIA report #1152307292, dated April 5,2013 stating the diamond weighing 0.55 carat as: natural fancy deep brownish greenish yellow color, I1 clarity. "Chameleon"

Accompanied by GIA report #2155307407, dated March 20,2013 stating the diamond weighing 0.70 carat as: natural fancy deep brownish greenish yellow color, SI1 clarity. "Chameleon"

Bonhams. FINE JEWELLERY, 15 Apr 2015 14:00 EDT - NEW YORK