All of the Pezzato work were acid stamped signed not hand etched.
The colour combinations for all of the Pezzato:
Arlecchino: occasional white or opaque green and red patches
Parigi (Paris): red, green, blue and clear
Americano: green, eggplant (appears black), yellow, clear
[Variation] Americano: blue, eggplant (appears black), yellow, clear
Stockholm: rose (pink), aquamarine (blue), grape (deep purple- appears almost black) mole gray
Venezia: rose (pink), aquamarine (blue), mole gray, clear (a lighter version of Stockholm)
Istanbul: yellow, purple, dark gray and clear
[Variation] Istanbul: rose, eggplant, yellow, purple, dark gray and clear
Asia: dark purple (appears black) turquoise, mole gray, clear