But, you might find them in Italy as well....I suggest a Google search.
By the way, Icom has been using a standard 4-pin Molex connector for > 25 years on both ham and marine HF radios, but unfortunately some odd EU rules for GMDSS required a "locking" connector (Icom did make a M-801GMDSS model, and I think wanted to make the M-802 compliant as well), so they changed and used this flimsy locking connector...