![Workers are pictured in the Joaillerie department of independent dial supplier Metalem in Le Locle, Switzerland, April 7, 2016. The sites of La Chaux-de-Fonds and Le Locle are listed in the UNESCO Workers are pictured in the Joaillerie department of independent dial supplier Metalem in Le Locle, Switzerland, April 7, 2016. The sites of La Chaux-de-Fonds and Le Locle are listed in the UNESCO](https://c8.alamy.com/comp/2CN4992/workers-are-pictured-in-the-joaillerie-department-of-independent-dial-supplier-metalem-in-le-locle-switzerland-april-7-2016-the-sites-of-la-chaux-de-fonds-and-le-locle-are-listed-in-the-unesco-world-heritage-for-their-watchmaking-town-planning-reutersdenis-balibouse-2CN4992.jpg)
Workers are pictured in the Joaillerie department of independent dial supplier Metalem in Le Locle, Switzerland, April 7, 2016. The sites of La Chaux-de-Fonds and Le Locle are listed in the UNESCO
![A Chopard employee polishes the palm in the Haute Joaillerie workshop during a demonstration of the making of the Palme d'Or trophy for the upcoming Cannes Film Festival in Meyrin near Geneva, A Chopard employee polishes the palm in the Haute Joaillerie workshop during a demonstration of the making of the Palme d'Or trophy for the upcoming Cannes Film Festival in Meyrin near Geneva,](https://c8.alamy.com/comp/2CHGJ0G/a-chopard-employee-polishes-the-palm-in-the-haute-joaillerie-workshop-during-a-demonstration-of-the-making-of-the-palme-dor-trophy-for-the-upcoming-cannes-film-festival-in-meyrin-near-geneva-switzerland-april-25-2018-picture-taken-april-25-2018-reutersdenis-balibouse-2CHGJ0G.jpg)
A Chopard employee polishes the palm in the Haute Joaillerie workshop during a demonstration of the making of the Palme d'Or trophy for the upcoming Cannes Film Festival in Meyrin near Geneva,
![Alessio Boschi amethysts diamond and emerald ring, hes like an engineer, really brilliant! | Unusual jewelry, Emerald jewelry ring, Jewelry rings Alessio Boschi amethysts diamond and emerald ring, hes like an engineer, really brilliant! | Unusual jewelry, Emerald jewelry ring, Jewelry rings](https://i.pinimg.com/564x/8e/8d/f6/8e8df6861bb6f3a0cbcbd30b2bbbba99--poison-ring-unique-jewelry.jpg)