A COLOMBIAN EMERALD AND DIAMOND RING in yellow gold, set with an octagonal cut emerald of 1.63

A COLOMBIAN EMERALD AND DIAMOND RING in yellow gold, set with an octagonal cut emerald of 1.63 carats, accented by round brilliant cut diamonds, no assay marks, size T / 9, 10.3g. Accompanied by a gem

NO RESERVE - A COLOMBIAN EMERALD AND DIAMOND RING, CIRCA 1945 in 18ct yellow gold, set with an octagonal cut emerald of 1.31 carats in a scrolling border set with two old round cut diamonds, Swedish a

Genuine Emerald and Earth-Mined Diamond Ring.  This 14 karat yellow gold ring features an enchanting 1.80 carat octagonal-cut, Colombian emerald that is prong-set with .48 carats of round, brilli

Genuine Emerald and Earth-Mined Diamond Ring.  This 1.77 carat octagonal-cut Colombian emerald has a soft glow that really catches your eye!  It is set in a 14 karat yellow gold ring with .3

A COLOMBIAN EMERALD AND DIAMOND RING in 18ct white gold, set with an octagonal cut emerald of 1.47 carats accented by pairs of round cut diamonds, Swedish assay marks for 18ct gold, size I / 4, 3.3g.

A VINTAGE EMERALD AND DIAMOND CLUSTER RING in yellow gold, set with an octagonal step cut emerald in a cluster of old cut diamonds, no assay marks, size M / 6.25, 2.4g. 

AN EMERALD AND DIAMOND RING in 18ct yellow gold, set with an octagonal step cut emerald of approximately 1.03 in a border of round brilliant cut diamonds, full British hallmarks, size Q / 8.25, 3.6g.

AN EMERALD AND DIAMOND THREE STONE RING in 18ct yellow gold, set with an octagonal step cut emerald of approximately 1.46 carats, between two round cut diamonds, British hallmarks, size N / 6.5, 4.8g.

AN EMERALD AND DIAMOND CLUSTER RING in yellow gold and platinum, set with an octagonal step cut emerald of approximately 2.95 carats in a cluster of single cut diamonds, stamped PLAT, size Q / 8.25, 4

AN ANTIQUE EMERALD AND DIAMOND FIVE STONE RING in yellow gold, set with alternating old cut diamonds and octagonal step cut emeralds, no assay marks, L / 5.75, 2.2g. 

Oscar Friedman 18 kt. Yellow Gold, Emerald and Diamond Ring, central bezel-set octagonal step-cut emerald, wt. approx. 2.23 cts., 8.70 x 6.30 mm; mounted with 44 round brilliant cut diamonds, total wt

18 kt. White Gold, Yellow Gold, Emerald and Diamond Ring, center bezel set octagonal step cut emerald, wt. approx. 2.16 cts., 9.60 x 6.60 x 3.90 mm; bezel and supports with 28 round brilliant cut diam

18 kt. Yellow Gold, Emerald and Diamond Ring, center bezel-set octagonal step-cut emerald, wt. 6.04 cts., 11.30 x 10.30 x 7.23 mm; shoulders with 2 bezel set trapezoid-cut diamonds, total wt. approx.

This unique square-top ring features a band of 14K yellow gold, split into three strands and set with three octagonal step-cut natural emeralds totaling 1.52 carats, surrounded by 68 round brilliant-c

18K 5.56 CT EMERALD & DIAMOND RING: 5.56 CT Octagonal step cut emerald is mounted with2 faceted diamonds approximating .64 CTW all set in 18K yellow gold. Size 5.5. Total weight approximates 82 grams.

This is an appraised 14 karat yellow gold genuine emerald and natural diamond ring. The .86 carat emerald-cut emerald is prong-set in a ring with round, brilliant-cut diamond shoulders. The ring has a

18K yellow gold. 5.50 carat Colombian emerald. 100% natural earth mined gemstone. Princess cut emerald set in prong setting. Vivid saturation and color. 1.50 carat diamonds. G color and VS clarity. Di

This is an appraised 14 karat yellow gold genuine Colombian emerald and natural diamond ring. The .90 carat emerald-cut emerald is mounted between bezel-set round, brilliant-cut diamond on the shoulde

This is an appraised 14 karat yellow gold genuine Colombian emerald and natural diamond ring.  The .69 carat emerald-cut emerald is mounted between round, brilliant-cut diamonds.  The ring i

GIA Certified 4.25 Carat Octagonal Step Cut Colombian Emerald, 1.25 Carat TW Round Brilliant Cut Diamond and 18 Karat White and Yellow Gold Ring. Emerald with vivid color. Diamonds F-G color, VS1-VS2

This Beautiful Cushion cut Colombian Emerald Ring is set in 14KT Yellow Gold weighing 8.50 grams and surrounded beautiful Diamonds weighing 2.80cttw with a clarity ofSI1-SI2 and color grade of G-H. Ad

Vintage Colombian Emerald and Yellow Gold Ring and Ear Stud Suite. Ring set with an emerald cut emerald measuring 10mm x 8mm and accented with small round cut diamonds, stamped 750. Earrings each set

18K OSCAR FRIEDMAN EMERALD & DIAMOND RING: 2.62 octagonal step cut ring is bezel set in an 18K yellow gold frame. It is further framed with a tier of 34 round brilliant cut diamonds and a second tier

18K Yellow Gold. 100% natural earth mined Colombian emerald, 7.00 Carats. Oval cut emerald. 2.00 CT diamonds, VVS2 clarity and F color, RBC. All precious stones are set in prong setting. Certified By