Bespoke Opal And Diamond Round Cluster Bar Brooch 1.84ct

An Old Cut Diamond Bar Brooch, bezel set in platinum on 18ct white gold with 12 rose cut diamonds along the bar. Centre diamond 0.95ct (estimated), Graded in setting as Colour: J, Cl...

A Bespoke Round Brilliant Cut Diamond Square Cluster Ring, four talon claw set in 18ct white gold within a border of 16 round brilliant cut diamonds and with 12 round brilliant cut d...

A Pearl And Diamond Brooch, with two 10mm semi-baroque Akoya cultured pearls, 22 single cut diamonds and 4 baguette cut diamonds set in platinum. Diamonds 26 = 0.45ct (estimated), G...

A White Solid Crystal Opal Oval Cluster Ring, with an oval opal claw set in 18ct yellow gold within a border of 17 small oval solid white crystal opals on a five wire band. Centre O...

A Round Brilliant Cut Diamond Cluster Ring, made in 18ct White Gold, claw set with a border of 10 round brilliant cut diamonds on a 2.5mm reversed band. Diamonds 1 = 0.33ct, M Colou...

An Antique Diamond Floral Pendant, with 72 Old Cut Diamonds set in Platinum and 9ct Yellow and Rose Gold and suspended on a 14ct Yellow Gold curb link n...

Victorian 15ct Gold Diamond Cluster Brooch With Centre Opal Dated Circa 1890 Very unusual brooch in the shape of a " Catherine-Wheel", with bright old cut diamonds and a nice cabocho...

An Edwardian opal and diamond brooch, the oval cabochon-cut opal measuring approximately 14.3 x 11mm, yellow gold claw-set to the centre of an old-cut d...

Antique Edwardian 9kt rose gold and silver round Opal and diamond brooch/pendant. Tested positive for 9kt gold and silver. Made in England, Circa 1910 Dimensions - Weight: 12.00 gra...

A truly timeless piece, the Opal Blossom, was created in the 1930s. This spectacular piece is a pendant and also a brooch. Centred with a heart of 17.7ct black opal and set in an 18K gold and palladium Chrysanthemum setting featuring over 8ct of diamonds, it is a true heirloom piece fit for royalty.

Opal and Diamond Brooch Abstract design claw set at the center with an opal measuring approximately 12 x 16 mm, within 12 brilliant-cut diamond...

A magnificent, fine and impressive, large antique 1920s 14.84 carat diamond and platinum brooch; part of our diverse antique diamond brooches collection. This magnificent, fine and impressive antique diamond brooch has been crafted in platinum. This geometric Art Deco brooch is ornamented with a feature 1.25ct transitional modern brilliant round cut diamond, claw set in relief to the centre. The central diamond is flanked to either side with an impressive horizontal linear formation of five baguette cut diamonds, all channel set in subtle convex relief. This central design is encompassed with a pieced decorated floriated design, incorporating ten pavé set transitional modern brilliant round cut diamonds. This scalloped style design is encompassed with a paralleling setting, accented with forty-six pavé set diamonds, providing anchor points for the extended border. This central linear array terminates to either side with an impressive collet set 0.73ct and 0.66ct transitional modern brilliant round cut diamond. The upper and lower portions of this substantial and intricately pierced decorated brooch are embellished with arched borders embellished with seventy pavé set diamonds, conjoining with the central design via two emanating tiered arrays of collet set baguette cut diamonds. This symmetrical pierced decorated frame bears an impressive Art Deco lobed terminal to either side, each incorporating a splayed arrangement of collet set baguette cut diamonds. These collared, lobed segments are each further ornamented with forty-four pavé set transitional modern brilliant round cut diamonds, completing the design. This Art Deco brooch secures to the reverse with a hinged pin and sheath fastening. This magnificent example of 1920s jewellery has been independently tested using state of the art technology (Niton XL2 Analyzer) and verified as platinum. The antique 1920's Art Deco brooch in platinum is supplied with three IDGL diamond grading certificates for the feature diamonds, in addition to an IDGL diamond grading report card for the supporting stones. Such large, high graded and evenly matched multi-diamond Art Deco style brooches are becoming increasingly difficult to locate. This magnificent brooch is the finest of its type you could hope to acquire. Images do not always reflect the true colour and brilliance of gemstones and diamonds. The video however provides a truer representation of the actual colour and showcases each stone. Condition This magnificent and large antique brooch is exceptional quality, set with stunning feature diamonds displaying a fine white colour, brilliance and presence. The very high colour graded supporting diamonds display a fine white colour and brilliance. The brooch is an exceptional gauge of platinum and is in exceptional condition. Reflections in photographs may detract from the true representation of this magnificent and large 1920s diamond brooch...