Navy Diving Insignia PICK_PAIR_NON_IDENTICAL~1449 IG-ENL-BI and are thus authorized to

and are thus authorized to wear the Advanced insignia

According to AR 670-1

a smaller version of the officer's insignia is worn enclosed in a ring

Originally

Navy Diving Insignia PICK_PAIR_NON_IDENTICAL~1449 IG-ENL-BI and are thus authorized toUnited States Navy Diving Insignia Criteria: United States Naval diver insignia are awarded, per degree of qualification, to sailors, Marines, and Coast Guardsmen. The elementary naval diver insignia is the SCUBA Diver insignia, awarded upon qualifying as a basic naval diver. Previously, the SCUBA Diver insignia was awarded in two degrees, one for officers and one for enlisted. The Navy eliminated the SCUBA Diver Officer insignia in the 1990s, but it