An early-20th century diamond-set tiara

A turn of 20th century diamond fringe tiara/necklace, graduating from the centre formed by thirteen knife-edge bars, the central bar set at the top with an old cut-diamond estimated to weigh 0.85 carats, each bar terminating to an old-cut diamond and embellished with small singe-diamond millegrain-set collets, the base consisting of eight single-stone diamond collets connected with seven triangular shaped diamond-set plaques, all the diamonds except of central stone estimated to weigh a further total of 8 carats, mounted in platinum to yellow gold back and attached to silver-gild frame, accompanied by detachable back necklace section set with further thirteen old-cut diamonds estimated to weigh a further total of 2 carats, circa 1900, bearing later French import marks circa 1920s, measuring 4.8 x 12.2cm, gross weight 36.9 grams. This antique tiara/necklace is in very good condition for its age. Bearing French import marks for platinum and 18ct gold, the frame probably later made in gilded silver. Hailing from the splendid tiara collection of Bentley & Skinner, Jewellers by Royal Appointment to His Majesty King Charles III, is this 20th century diamond convertible tiara...

An Edwardian diamond-set tiara/necklace, in the form of a fringe consisting of nineteen knife-edge bars embellished with single diamond collets and diamond-set foliate motifs, the ba...

An Edwardian diamond and pearl-set tiara/necklace, consisting of eleven knife-edge bars graduating from the centre, each embellished with old-cut diamonds in cut-down collet settings...

A late Victorian diamond-set tiara, the five openwork foliate garland design sections graduating in size from the centre, each featuring three old-European cut diamonds within a pear...