Anonymous, Swiss, circa 1810. Gold and enamel form watch in the shape of a pendant Iocket. Two part enamelled on both sides with blue guilloche decoration within powder blue borders, the back with foliage enamelled knop. Ring pendant. GiIt full plate fusee with chain verge escapement, plain brass 3-arm balance with flat spring and regulator. Continental cock. In good condition. Dims. 40 x 28mm.