Watch List notes:

Arabia Felix, Saba'. 1st century A.D AR gms – Half Unit (20.5 mm, 2.66 g, 5 h). Imitating obverse of Roman Empire, reverse of Athens New Style. Roman style laureate head right within wreath / Owl standing right, head facing, on amphora; monograms to left, monogram and curved symbol to right. CAF 1.16ii; Huth 294; SNG ANS 1491. Toned VF, area of flat strike. 

From the Howard Simmons Collection of South Arabian Coinage.