Glossary
Brilliant cut
A round diamond that is cut with 57 or 58 facets or 32 facets + plus the largest facet called the table, 24 are below. The 58th facet is optional and is polished at the point of the diamond.
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Research
Research
For research into the first Rieussec chronographs, the Fondation de la Haute Horlogerie wishes to locate this piece, made between 1820 and 1830.
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