Pair of Iridescent Amethyst and Gold Murano Glass Table Lamps, Costantini, 1980s

Pair of iridescent amethyst and gold Murano glass table lamps. They are signed by Costantini Murano.
The hand blown glass is thick and it has gold flecks blown inside.
The body of the lamp is decorated with freeform clear reliefs.
The base is made of brass and black Murano glass. One bulb for each lamp.
The base measures: cm 20 x 20.
1980’s; cm diam 25 x h 60