Opal Jewelry

Vintage 1966 Gold Necklace with Diamonds, Opal and Emeralds Brilliant cut diamonds weighing 0.07ct. Natural white pear cut opal weighing approx. 3....

Ring in 750/000 yellow gold. Eagle head hallmark for 18K French yellow gold. Godron model. Close-set with a beautiful 3-carat Harlequin opal. Weigh...

Pair of earrings, opals and diamonds, French work.Set with an oval-shaped black opal enhanced by a modern princess-cut diamond of approximately 0.1...

Stylish contemporary Ethiopian opal & diamond ring crafted in 18 karat yellow gold. Natural cabochon cut oval Opal measures 18mm x 12mm (estimated ...

Large antique pendant in solid 18 carat (750 thousandths) pink gold, not hallmarked (exempt from inspection). French work from the end of the 19th ...

18 carat yellow gold ring (750/°°°) set with a white opal cabochon with very bright lights (red, orange, green and blue) weighing 5.54 carats. Size...

Ring in gold bianco 18 KT - 4.00 g with 5.80 ct opalDiamond eight eight per one total di 1.00 ctThe crown of the ring measures 1.20 x 2.00 cmEU 52 ...

18 KT white gold ring - 4.50 g with 5.80 ct drop opal Eight diamonds for a total of 0.65 ct The crown of the ring measures 1.00 x 2.00 cm Ring size...

Stylish opal & ruby ring crafted in 14 karat yellow gold (circa 1980s to 1990s). Natural cabochon cut opal measures 9.5mm x 8.5mm. 16 lab created r...

Pair of yellow gold pendant earrings holding baroque cultured pearls topped with small opal squares. Pendant length: 48 mm (1.88 inch) Approximat...

Large 18 carat (750/°°°) yellow gold “dragon” ring setting a large free-form fire opal. Ring size : 55. Gross weight: 18.97gr. Eagle head punch Exc...

890 D 7 24 Ring in gold giallo 18 Kt with opal and diamond Peso Gr 10.4 - Punzone presents Corona ring 20.00 mm x 20.00 mm Opal Etiopia taglio oval...

Ring in 18K (750 thousandths) white gold topped with an opal in four-claw setting paved with round brilliant-cut diamonds. The bezel set and sup...

Ring in gold bianco 18 KT - 4.20 g with opal at 3.80 goccia Diamond eight eight per one total di 0.25 ct The crown of the ring measures 1.20 x 2.30...

Ring in gold bianco 18 KT - 4.70 g with opal of 2.80 ct Diamond eight eight per one total di 0.30 ct The upper part of the ring measures: 1.00 x 1....

1010 BRing in white gold with opal and diamondPeso Gr 7.5 - Punzone presentsCrown ring 25.00 mm x 20.00 mmArlecchino opal Ct 6.00 stimatiDiamanti t...

Ring in white gold 18 Kt with opal and diamond Peso Gr 10.4 - Punzone presents Corona ring 25.00 mm x 20.00 mm Arlecchino opal Ct 15.00 circa stima...

1010 ARing in gold giallo 18 Kt with opal and diamondPeso Gr 11.10 - Punzone presentsCorona ring 25.00 mm x 20.00 mmArlecchino opal Ct 18.00 stimat...

Elegant vintage opal harem cocktail ring crafted in 14k yellow gold (circa 1960s-1970s). 13 opals range in size from 6mm x 4mm to 2.5mm. Natural o...

Discover this superb pendant in 18k yellow gold, centered with a pear-shaped opal measuring 8 mm in width and 9 mm in height. The pendant itself me...

Pair of antique sleeper earrings in solid 18 carat (750 thousandths) rose gold, horse head guarantee hallmark in use between 1838 and 1919 and diam...

Pair of antique sleeper earrings in solid 18 carat (750 thousandths) yellow and white gold with double eagle head guarantee hallmarks and diamond-s...

Antique marquise ring, the setting in 750/1000 (18K) yellow gold, openwork and centered with a noble opal cabochon with mainly blue-violet and gree...

Material: 18 carat yellow gold (750 thousandths) Main stone: Opal Secondary stone: "Rose" cut diamond(s) (weight not applicable) Finger size: 5...

Vintage garter ring from the 1950s. Made of 18 carat yellow gold (750 thousandths), it is set with an alternation of 3 natural sapphires and 2 natu...

Stylish opal & emerald ring crafted in 14 karat white gold (circa 1980s to 1990s). Natural cabochon cut opal measures 17mm x 13mm. 21 emeralds meas...

Beautiful ring branded GILBERT ALBERT and numbered, in 750‰ yellow gold, set with a natural harlequin opal of approximately 3.80 carats (probably A...

Modernist ring in 18 carat yellow gold decorated with a large opal called "fire opal" with its characteristic orange, red and yellow reflections. R...

Large antique reliquary photo pendant in 18 carat (750 thousandths) rose gold, no hallmark, dispensed. French Victorian work from the end of the 19...

Overview: Stylish opal & emerald ring crafted in 14 karat white gold (circa 1980s to 1990s). Natural cabochon cut opal measures 17mm x 13mm. 21 eme...

Presentation : Elegant opal and diamond drop earrings crafted in 14k yellow and white gold. The pear cabochon opals measure 9mm x 6mm. The total di...

Overview: Stylish opal & diamond a'flip' ring crafted in 14 karat yellow gold (circa 1980s to 1990s). Natural cabochon cut opal measures 32mm x 14m...

Ring in 18k white gold with a total weight of 8.66 grams with opal, natural diamonds and natural ruby Measure 15/55 DIAMOND Total weight 0.56 carat...

18 carat yellow gold ring set with an Australian opal surrounded by 3.40 cts of diamonds for a total weight of 0.6 ct. Gross weight: 7.3 grs  Finge...

Stylish and finely detailed Art Deco black opal ring crafted in 14 karat white gold (circa 1920s to 1930s). Black opal measures 20mm x 12mm. Note: ...

Yellow gold pendant, 750 thousandths, 18 carats. Lovely yellow gold pendant, it is formed of a round peridot set in a closed setting holding a sli...

14Kt gold necklace, silver, brilliant-cut diamonds 0.90 ct, emeralds 0.60 ct, opal 9.90 ct.  

Sublime 18K yellow gold ring (old ring head set with 22 calibrated Rubies) Mounted on a gadrooned ring and in the center a custom-cut Ethiopian Opa...

Material: 18K yellow gold Stone: Opal 1.34 carats Size: 51, adjustable on request Weight: 4.46 grams This antique openwork ring set with a cabochon...

18K yellow gold ring set with a central opal of approximately 5.0 cts  and 20 brilliant-cut diamonds of approximately 0.30 ct  Estimated Diamond Co...

Stylish and finely detailed opal & diamond ring crafted in 14 karat yellow gold (circa 1970s). Natural cabochon cut opal measures 12mm x 10mm. 2 di...

18K yellow gold earrings adorned with Australian opals. French control and master functions.  Dimensions: 1.7 x 1.5 cm. Weight: 7.72 grams.

18K yellow gold ring centered with a 3.4 carat oval cabochon fire opal, surrounded by square emeralds and princess baguette cut diamonds. Ring size...

Yellow gold necklace, 750 thousandths, 18 carats, eagle's head hallmark. Lovely and fine antique necklace in yellow gold, it is formed of a stick ...

Vintage marquise opal diamond ring Marquise ring in 18k (750°/°°) gold set in its center with an opal weighing approximately 1.5 carats supported b...