GREECE: Rejected design of 1/2 Drachma (1842 X) (type Ia) in silver (0,900). New portrait of King Otto facing right and inscription "ΟΘΩΝ ΒΑΣΙΛΕΥΣ ΤΗΣ ΕΛΛΑΔΟΣ" on obverse. Designed by Heyer. Inside slab by NGC "FINE DETAILS / HOLED". Cert number: 8217600-010. By mistake coins of this rejected design were struck and circulated in the market. (Hellas 96a).