I have had this coin for years. It came from my late father-in-law's accumulation of collections. I can find no information online. Here it is: I apologize for the double posting of the first photo.
Agreed. Clearly Rhodes, with face of Colossus and rose on the reverse, (Rhodes sounds nearly identical to rose in ancient Greek). You would need to weigh it to get exact denomination.
Here is an artist's impression of the Colossus of Rhodes. While mentioned by various authors, it was eventually toppled in an earthquake...