728 ARGENTINA - GENERAL ISSUES Auction #2311: ARGENTINA: very attractive auction Block of Four / Cat.#: GJ.1051 VF. GJ.1051, 4.40P. Saenz Peña, proof in olive gray, in block of 4, VF Starting Price: US$ 25 Current Price: US$ 25 Bid US$ 25 or more Closing: 2023-03-30 22:10:00