Praesidus' Log Book

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A-5 UDTPraesidus A-5 UDT Black with luminous numerals, canteen-style crown protection and black Tropic rubber strap

Navy SEAL Watch History: From UDT Swimmers to SEALs

From the Pacific swimmers of 1944 to the SEAL Teams of 1962, discover the UDT connection behind naval watch history and the Praesidus A-5 UDT.

Nov 1, 2026