Brooch with a central rosette set with claw-set old-cut

Baume - A diamond, sapphire and rock crystal flower brooch, with five shaped and frosted carved petals of rock crystal around a central claw set old cut diamond and five round facetted sapphire set st

Brooch. Antique silver-topped 14kt yellow gold brooch displaying a central raised prong-set Old Mine cut diamond within a rose cut diamond star frame. Further accented by (6) prong-set Old Mine cut di

Flower brooch set with central cushion cut diamond weighing approximately 1.30cts, the petals are further set with additional old cuts, total diamond weight approximately 4cts.

Includes a Victorian 14kt yellow gold lover's knot brooch or pendant with a central prong-set Old Mine cut diamond; and a Victorian 14kt yellow gold and black enamel fob chain and pendant - stamped, &

Medium long model with a wavy profile that is adorned with a total of 60 diamonds, brilliant cut, claw-set, total weight 0.19ct. Each earring ends with a classic rosette adorned with a central dark bl

Art Deco platinum brooch displaying a central trio of (3) milgrain bezel set Old European cut diamonds measuring approx. 6.0mm, 4.5mm and 4.6mm. Diamonds are set within a platinum filigree frame displ

A diamond floral brooch, by Boodle & Dunthorne claw-set with a central round brilliant-cut diamond, the petals each pavé-set with graduated round brilliant-cut diamonds, modelled in 18ct gold, sign

An antique 14k gold bar brooch set with a central floral shaped diamond cluster, set with thirteen old European cut diamonds. Flanked on either side by pave set diamonds, and two round Old Europeancut

or Brooch. 14kt gold floral form pendant displaying (16) diamond inlaid petals surrounding a central prong-set Old European cut diamond. An additional (3) round faceted diamonds adorn the bail. Centra

AN ANTIQUE NATURAL PEARL, ENAMEL AND DIAMOND BROOCH, 19TH CENTURY in yellow gold and silver, set with a central pearl within a border of ribbon designs of blue enamel, set with old cut diamonds, suspe

AN ANTIQUE OPAL AND DIAMOND BROOCH in yellow gold and silver, set with a central cabochon opal within a scrolling openwork mount set with old cut diamonds, the diamonds all totalling 5.3-5.5 carats, n

AN ANTIQUE PEARL DIAMOND AND ENAMEL SWEETHEART BROOCH, 19TH CENTURY in yellow gold, the bar with a central heart shaped motif, set with an old cut diamond against a ground of red enamel, within a bord

IMPORTANT ANTIQUE NATURAL PEARL AND DIAMOND BROOCH, The brooch of openwork scrolling and guirland design, set with a central natural button shaped pearl of 15.72 ct. further set with 4 larger old cut

AN ANTIQUE DIAMOND STAR PENDANT / BROOCH, 19TH CENTURY in yellow gold and silver, designed as a star with twelve points, set with a central old cut diamond of 0.58 carats, accented by further old cut

A DIAMOND AND ENAMEL BROOCH, EARLY 20TH CENTURY in platinum and yellow gold, the oval body of openwork design, set with a central old cut diamond between panels of blue guilloche enamel, accented by f

A PLATINUM, WHITE GOLD AND DIAMOND BAR BROOCH The quatrefoil central ornament set with old European and old mine-cut diamonds weighing approximately 1.60 carats, accompanied by R.Barratt, Ipswitch fit

1) Art Deco 14K yellow and white gold ovoid brooch by Hagerstrom & Son, featuring a central square cut synthetic sapphire and openwork stylized foliate mounting, framed by two bezel set Old Mine cut d

A SAPPHIRE AND DIAMOND BROOCH The openwork brooch set with a central circular-cut sapphire, within a surround of old brilliant-cut diamonds in square millegrained settings, further issuing curved rows

A FINE ANTIQUE NATURAL PEARL AND DIAMOND HORSESHOE BROOCH, LATE 19TH CENTURY in yellow gold and silver, designed to depict a trio of horseshoes all jewelled with old cut diamonds, the central one set

Edwardian Platinum and Diamond Brooch/Pendant ca. 1910, the circular platinum brooch with an openwork lacy pattern set with a central old European-cut diamond, surrounded by smaller European-cut diamo

10k white and yellow gold pin brooch, set with a central round shaped cabochon opal, approximate total weight of opal 1.57ct, flanked by four old European cut diamonds, approximate total weight of dia

A FINE ANTIQUE DIAMOND STAR BROOCH / PENDANT in yellow gold and silver, designed as a seven rayed star, set with a central cluster of old cut diamonds, the central diamond weighing 1.89 carats, accent

AN ANTIQUE DIAMOND BAR BROOCH set with a central scrolling motif, accented by old and single cut diamonds, no assay marks, 5.5cm, 4.0g.

A DIAMOND AND RUBY FLEUR DE LIS BROOCH, set with old-cut diamonds and a central cushion-cut ruby, to a flat-sided bar, total estimated diamond weight 0.25ct approximately. Measures 1.6cm by 3.3cm, 2.7