Glossary

Arabic numerals

Pocket watch with Arabic and Roman numerals

1, 2, 3, etc.
Arabic numerals, which were widely used on watch dials towards the eighteenth century, allow greater scope for fantasy than their Roman counterparts.
The majority of fine-quality watch companies use both Arabic and Roman numerals without distinction.

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.