Ottoman Gold 1/4 Sultani of Mahmud I (minted in Cezayir (Algiers) in either 1734 or 1735): This is a RR coin.
Ilkhanate Silver 2 Dirhams of Abu Said Bahadur (minted in Sultaniya in either 1324 or 1325): This is rare on account of being a special issue with the additional phrase qull Allahumma / malik al-mulk ("say, our God, possessor of the kingship") in the reverse margin.
Dutch Gold 14 Gulden (minted in Dordrecht in 1762 by the Mint Master Wouter Buck): This is a very rare coin on account of its mint year (1762).
Ionia/ Phokaia EL Mysihemihekte 550-25BC (unlisted) in 1/24 Stater (UNIQUE) Athena wearing Crested Corinthian Helmet/ Seal behind
Khwarazmian Silver Dirham of Jalal al-Din Mangubarni (minted in Qal'at Nay sometime between 1220 and 1231): This coin is very rare on account of its mint, Qal‘at Nay was a mountaintop fortress to the west of Ghazna, and it was only active as a mint under Jalal al-Din Mangubarni.
I won these two cheap ones from CNG/ crappy quality/ but according to Album very rare and always in poor quality But got two RR coins for $400 bucks! Hafsids/ Tunisia Abu Faris'abd al-'Aziz 1394-1434 AV 1/4 Dinar ND/ NM Hafsids/ Tunisia Abu'abd Allah Muhammad V 1494-1526 AV 1/4 Dinar ND/ NM
Kingdom of Lydia Electrum 1/6 Stater (minted in Sardis sometime between 630 and 563 BCE): This denomination is very rare.
Imperial Rome AV Aureus ND Gallienus joint reign with Valerian I (Dad) 253-60AD Roma Mint UNIQUE (Calico Plate Coin)
Timurid Silver 1/3 Tanka of Shah Rukh (minted in Jarun sometime between 1405 and 1447): This is a RR coin.
Duchy of Benevento Gold Tremissis of Gisulf II (minted in the name of Justinian II in Benevento sometime between 742 and 751): This RR coin published in A. D'Andrea and C. Moretti, The Lombards' coins of Southern Italy (Edizioni D'Andrea, 2014).
Duchy of Benevento Gold Solidus of Arechis II (minted in Benevento sometime between 765 and 774): This is a RR coin.