A "prestigious designation" means having a highly respected or honored status. It is a label that signifies great achievement, recognition, or importance in a specific field or context. Full definition
The Certified Auctioneers Institute is the most prestigious designation awarded in the auction industry. (columbusrealtors.com)
It is of no surprise that she has garnered recognition as the # 1 Resume Expert, BEST Executive Resume Writer, and earned the country's most prestigious designation as a Nationally Certified Resume Writer (NCRW)(Wendi was the 43rd NCRW in the country). (writingguru.net)
Jean is a Karen Pryor Academy Certified Training Partner, considered one of the most prestigious designations for professional dog trainers. (firstfriendcanineconsulting.com)