Jewellery, Watches and Objects of Vertu

To be Sold on: 10th September 2019

Estimate: £1,600 - £2,000

A diamond, onyx and marialite brooch, designed with a central onyx set hoop between sinuous old-cut diamond set wings and geometric detail, millegrain edged, and suspending below a fancy-cut oval marialite drop, in claw setting, white precious metal mounted, the frame bearing two stamped marks of male heads, full face, being French import marks, post 1927, for imported platinum items, width 6.8cm, length 4.2cm. £1,600-£2,000

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A diamond, onyx and marialite brooch, designed with a central onyx set hoop between sinuous old-cut diamond set wings and geometric detail, millegrain edged, and suspending below a fancy-cut oval marialite drop, in claw setting, white precious metal mounted, the frame bearing two stamped marks of male heads, full face, being French import marks, post 1927, for imported platinum items, width 6.8cm, length 4.2cm. £1,600-£2,000
Marialite is also known as purple scapolite.

For import marks see: Guide to Gold Marks of the World, by Jan Divis: page 103, no 569.

Condition Report

The drop is probably later added and the white precious metal setting for the marialite stone is untested. The colour of the marialite is a soft purple with blueish undertones, dimensions of the marialite are 14mm x 13mm x 10mm. The onyx appears in good condition and there are no diamonds missing. The pin fitting may also be later added. Gross weight of brooch is 12.0gm.