19th century gold lapis lazuli brooch

Surface scratches and minor marks.
Base metal gilt bar.
Lapis lazuli untested for natural colour origin. 
Lapis lazuli appear a well matched deep blue, with white onyx and thin veins of pyrite. 
Length of lapis lazuli bar 4.8cms.
Marks to the clasp, indistinct. 
Electronically tests to chain as approximately 18ct gold, presumed interference from gilt finish.
Fellows uses a Thermo Scientific Nitron Handheld XRF Analyser to test metals. This technology is limited to examining metal to a depth of approximately 8 microns. 
Fellows does not guarantee the standard of gold or platinum unless an item is hallmarked. Results from electronically tested items should only be used as a guide and with caution, as false readings are possible.
Please see the Important Notices for Purchasers for coloured gemstones.
Free virtual viewings are available by appointment. Please email jewellery@fellows.co.uk for more information and to book an appointment.
Condition reports are offered as a guide only and we highly recommend inspecting any lot to satisfy yourself as to its condition.
For any further questions you may have on this lot, please do not hesitate to contact Ben Randall at ben@fellows.co.uk

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