Swiss verge pocket watch in a shagreen outer case Circa 1790

Gold and gilt-brass open faced watch by Truitte & Mourie
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A fine Swiss verge pocket watch in a shagreen outer case, circa 1790. The timepiece consists of two cases. The outer case is decorated with gilt-brass and shagreen with stud detailing. It also features a large lateral hinge. The inner case is made of 18-carat gold, which is engraved and chased with the case maker’s punch mark ADV and also includes a large lateral hinge. The watch has an enamel dial with radial Roman numerals to indicate hours, radial Arabic numerals for minutes, and Louis XVI-style hands. It has a full plate movement, which is keywind and fire gilt. It features baluster movement pillars, a signed three-arm steel balance, and a finely engraved pierced balance bridge.
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Diameter: 51 mm
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Weight: 103 g
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Signed: Truitte & Mourier à Gèneve
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Truitte et Mourier also Trouitte, Trouit Produced repeater watches and watches without repetition. The first partnership was called Dan Trouit Mourier from 1775 to around 1780. A second partnership was formed in 1780: Trouit et Mourier. It existed until approximately 1790.