18K yellow gold double festoon chain necklace with a 19th Century micromosaics
depicting a view of Tivoli with the Temple of Vesta, The Pyramid of Cestius and two birds on a branch set into a back glass plaques. Later gold mounting. Stamped 750. Pendant plaques face 45x16 mm. Side plaques face 18x16 mm. Clasp 20x10 mm. Necklace length 645 mm. Weight 1.24 oz. Small tesserae of glass. - Ce.S.Ar. Certificate.