Diamond tiara from the Maclesfield Diamonds Jewels, circa 1850. Copyright (c) 2012 Gallery Precious

Diamond Emerald Tiara. Copyright (c) 2012 Gallery Precious

Had been exhibited at [10th Doha Jewellery Fair], we purchased a diamond-emerald tiara.

Belle Epoque diamond tiara. Copyright (c) 2012 Gallery Precious

The graduated palmette-shaped panels interspersed with a series of tapering batons with trefoil terminals to the diamond collet line with trace-link neckchain, mounted throughout with old-cut diamonds, converts to form a tiara, circa 1905, tiara frame inner circumference 25.0cm , with original fitted blue velvet case by Mrs Newman, Grosvenor Sq, London

Provenance: Christie's London King Street, November 29, 2011

Christie's auction catalog.

Three 18th century diamond brooches with tiara frame. Copyright (c) 2012 Gallery Precious

Designed as three floral sprays mounted en tremblant, the largest with a central old-cut diamond collet to the partially closed-back diamond ribbon and foliate motif, the two smaller sprays of similar design, with later tiara frame, sprays convert to be worn as three brooches, together with diamond-set surmounts to convert the two smaller sprays to ear pendants, mounted in silver and gold, spray brooches circa 1780, 7.0cm, 5.5cm high, tiara frame inner circumference 34.0cm, ear pendant surmounts 1.5cm long.

Provenance: Christie's London King Street, November 29, 2011

Christie's auction catalog.

Diamond Tiara of the 1860s of the Victorian era. Copyright (c) 2012 Gallery Precious

Provenance: Christie's

Christie's auction catalog. 

Art Nouveau Tiara by Henri Sandoz. Copyright (c) 2012 Gallery Precious

This [Tiara], rather than the usual tiara that jewelry is studded, it is made of the "yellow gold", "Green Gold", the design has become a Art Nouveau. 
It has become a 1900 production of, we have almost the same design as the other [Art Nouveau pendant] that has been held by the Company.

An antique gold parure. Copyright (c) 2012 Gallery Precious

Comprising a sculpted gold necklace of foliate motif;.. Two bracelets, a brooch, a pair of ear pendants and a tiara en suite, circa 1830, necklace 17½ ins, bracelets 7 ins, with French assay marks, French importation marks and maker's marks , in a red leather fitted case (6)

Provenance: Christie's New York Rockefeller Plaza, April 16, 2013

Christie's auction catalog. 

A Late 19th Century Natural Pearl and Diamond Tiara. Copyright (c) 2012 Gallery Precious

Composed of a continuous series of cushion shaped old-cut diamond graduated swags, each with a single natural pearl surmount, raised on a similarly-set natural pearl and diamond triple line band, mounted in silver and gold, circa 1890, 4.0cm high at center 

Accompanied by report No.20019708 dated 21 October 2014 from AnchorCert, Birmingham, stating That the 21 pearls on the top tier of the tiara Are natural, Saltwater, the remaining pearls untested

Provenance: Christie's London King Street, November 26, 2014

Christie's auction catalog.