Watch List notes:

UMAYYAD: AE fals (1.81g), Marw Rûd, AH115, A-D204, anonymous; obverse bism Allah / darb marrûd (sic), reverse sanat khams / 'ashar wa mi'a, full date, third reported specimen and the first to have the mint name so boldly clear, VF, RRR. The mint of Marw al-Rud ("Marw on the [Murghab] River") operated only briefly, striking Arab-Sasanian drachms dated AH56-76 and reform Umayyad dirhams dated AH79 and 81. The abbreviated spelling is well-known and mentioned in the Wikipedia page for Marw al-Rudh.

Estimate: 200-300 USD