Pocket watch: museum gold/enamel verge watch with finest 'en grisaille' enamel painting and original gold/enamel chatelaine with signet and key, Paris ca. 1780: Ca. Ø32mm, 18K gold, both sides set with Oriental pearls, back with 'enamel en grisaille' on dark red engine turned background, gilt verge movement, Parisian signature No.530, enamel dial in good condition, gold Breguet hands, original 18K gold chatelaine in exceptional quality, ca. 14cm long, ca. 36g, elaborately enamelled on both sides in the same manner as the watch case, in completely original condition with gold/enamel key and gold/enamel signet, in very good condition, intact, in this museum condition an absolutely exceptional high quality piece.