The centrepiece of this brooch is a 98.67 ct Melo pearl, believed to be one of the world's largest.
Read MoreCultured pearl market update from the 2014 gem shows in Tucson, Arizona.
Read MoreUpdates on the corundum, paraíba tourmaline and alexandrite markets from the 2014 gem shows in Tucson, Arizona.
Read MoreFossilised gastropod shells, trademarked for use in jewellery, are exhibited at the 2014 Tucson gem shows.
Read MoreStunning examples of gem cutting and design from the GJX Show in Tucson, Arizona.
Read MoreRed beryl, mined from Utah and displayed in both loose form and in suites of jewellery, was seen at the AGTA show in Tucson.
Read MoreA report on Australian chrysoprase from the 2014 gem shows in Tucson, Arizona.
Read MoreRings featuring "wheels of light", generated by coloured gem materials and sealed with quartz, were on display at the 2014 GJX show in Tucson.
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