Switzerland, around 1790. Tortoise-shell, engraved roségold mounting, marked '177', 'AR'. On the cover in octogonal frame the watch, the dial with ligated, open worked monogram 'GR' and white enamel dial ring with arab. numerals, center iron hands, platine in floral relief. The watch cover with enemal painting of lovers, framed by 45 small rose cut diamonds on silver pavésetting. Few traces of age. Diameter 8,3 cm.