Nate Diaz is giving his fighters a helluva welcoming gift ... 'cause he hooked 'em all up with iced-out pendants to make sure everyone knows they're the "Real" deal!!
TMZ Sports is told ... the MMA legend reached out to the famous Icebox shop to get something special for the folks who joined the Real Fight Inc. promotion he launched in 2022.
We're told he ordered a total of seven two-toned pendants ... and each comes with just under 10 carats of VS diamonds and over 50 grams of gold. The pieces also come with a matching 14K gold rope chain.