λ A Renaissance revival gilt and silvered metal magnifying glass

λ A Renaissance revival gilt and silvered metal magnifying glass, the circular glass within a beaded and moulded frame, decorated with dolphins, agate spheres, leaves and paste set flowers, the fluted, ribbed and fishscale handle mounted in jade, agate, malachite and ivory, stamped with spurious Italian hallmarks, late 19th / early 20th century, 38.5cm long.