Diocletian, 284-305. Aureus (Gold, 18 mm, 5.56 g, 6 h), Nicomedia, 294. DIOCLETIA-NVS P F AVG Laureate head of Diocletian to right. Rev. IOVI CONSE-RVATORI / SMN Jupiter standing facing, head to left, holding thunderbolt with his right hand and long scepter with his left. Calicó 4494. Depeyrot 2/4. RIC 5a. A lustrous example with a bold portrait. Light edge marks, otherwise, good extremely fine.
Ex Numismatica Ars Classica 33, 6 April 2006, 584, but not from the J.P. Lambros Collection as referenced.