Antique French 9.30 Carat Opal and Diamond Yellow Gold Brooch

A fine opal and 0.22 carat diamond, platinum set, 15 karat yellow gold brooch; part of our antique jewelry and estate jewelry collections. The elongated shaped pierced decorated frame of this fine antique opal brooch...

A stunning, fine and impressive antique 2.38 carat opal and 0.75 carat diamond, 12 karat yellow gold and silver set pendant/brooch ; part of our antique jewelry and estate jewelry collections. This stunning versatile antique Victorian pendant/brooch has been crafted in 12k yellow gold with a silver setting. This pendant/brooch displays a feature floral composition of six impressive heart shaped cabochon opals with an elevated central round faceted cut diamond. The arched frame is embellished with six claw set diamonds in relief to the medial arrangement, alternating with three-claw set diamonds to each incurve. The outer circumference of this stunning setting is embellished with further six claw-set heart shaped cabochon opals accented with six further Old European cut diamonds, emanating from the aforementioned relief set stones and completing the design. This antique Victorian opal pendant...

A stunning, fine and impressive antique Victorian 4.30 carat diamond and 9k yellow gold, silver set brooch; part of our diverse collection of antique brooches. This stunning antique Victorian diamond...

A stunning, fine and impressive, large antique Victorian 6.30 carat diamond and 9 karat yellow gold, silver set crescent brooch; part of our diverse antique jewellery collections This stunning, fine and impressive antique brooch has been crafted in 9k yellow gold with a silver setting. The crescent shaped, pierced decorated frame is ornamented with a central 0.78ct Old European round cut diamond, flanked on either side by two further stunning feature diamonds. The silver set design is embellished with a further twenty-one claw set Old European round cut diamonds, graduating in size dependant on location. The brooch secures to the reverse with a hinged pin and clasp. This large diamond crescent brooch...

A stunning, fine and impressive antique Victorian 2.50 carat opal and 0.12 carat diamond, 18 karat yellow gold brooch - boxed; part of our diverse brooches collection This stunning, fine and impressive antique Victorian brooch has been crafted in 15k yellow gold. This fine brooch has a pierced decorated elliptical frame, displaying two floral motifs. The brooch is ornamented to the center with an impressive bezel set cabochon cut opal. This stunning central gemstone is flanked with flower motifs, each ornamented to the center with a claw set Old European cut diamond. Each diamond is encircled by six individually set cabochon cut opals, completing the cluster designs. The elliptical frame conjoining each floral cluster is embellished with two claw set round faceted cut rubies to the center of the arch. The Victorian bar brooch features an individual eight claw set round faceted cut ruby decorated terminal to either end. The brooch secures with a hinged pin and clasp to the reverse. The brooch is fitted to an impressive hinged leatherette presentation box, with a satin and velvet lined interior, securing with a push fit catch. This opal brooch has been independently tested using state of the art technology (Niton XL2 Analyzer) and verified as 15 karat gold. This impressive Victorian brooch is supplied with an independent diamond grading report card. Condition This impressive brooch is excellent quality, set with impressive opals displaying a scintillating play of color. The impressive rubies displaying fine color and brilliance. The supporting diamonds display a fine white color and brilliance. The exterior of the box is in presentation condition; the interior of the box shows wear in keeping with age. The brooch is an excellent gauge of gold and is in excellent condition. Opal Quality Cut Cabochon Content 2.50 carats Ruby Quality Cut Round Faceted Content 0.40 carat Diamond Quality Color (average grades) G Clarity (average grades) P1 Cut Old European Content 0.12 carat Dimensions Length of setting 4.5cm/1.77" Width of setting 1.44cm/0.57" Across pin 3.85cm/1.52" Height of setting 6.6mm/0.26" Weight 5.14 grams Date: Circa 1890 Video: A video of this fine piece is available upon request. Reflections in photographs may detract from the true representation of this fine example of antique opal jewelry...

A fine antique 0.62 carat opal and 0.06 carat diamond, 15 karat yellow gold, platinum set bar brooch; part of the antique jewellery / estate jewelry collections This antique opal br...

Antique Edwardian Australian Lightning Ridge Harlequin Precious Black Opal and White Opal Brooch / Pendant in 18 Karat Yellow Gold, early 190...

An important yellow gold brooch/pendant set with a beautiful pear-shaped opal weighing approximately 0.42 carats. It is set with approximately 4.61 carats of baguette and brilliant ...

Vintage 1970's ying yang design brooch. Signed CB ( possible designer Carl Bucher) in hand textured and shiny 18k yellow and white gold with 6 full cut diamonds. 6 round brilliant ...

Opal diamonds and yellow gold sailboat brooch pendant circa 1990. SPECIFICATIONS: GEMSTONE: one free-form opal weighing approximately 2.22 carats....

Vintage 14 Karat Yellow Gold Opal and Diamond Brooch/Pin- This elegant brooch features one round brilliant cut diamond and five oval opals (6 mm x 4 mm each) set in beautifully deta...

A diamond bee brooch, in the form of a bumble bee in flight, the delicately flying wings, domed body and stretched legs encrusted with two opal on its body, round cut diamonds, with ...