If yes, where can one find it?
An abridged version, translation by Stillman Drake, appears in Discoveries and opinions of Galileo by Galilei, Galileo, 1564-1642 Publication date 1957, published by Doubleday.
An open source transcription of the 1623 publication, based on a copy held at the Museo Galileo di Firenze (https://galileoteca.museogalileo.it/biblioteca/biblioteca.html),
can be found at https://www.liberliber.it/online/il-saggiatore-di-galileo-galilei.
The transciption of the original is about 120 pages. Stillman Drake's translation takes up about 26 pages each with 2 columns. What's left out?