| Coin type n° 2123 (temporary) |
| HNO volume | Caria |
| Region | Caria |
| Mint | Halikarnassos |
| Ruler | Hidrieus (351-344) |
| Date (from) | 345 |
| Date (to) | 344 |
| Obverse | Laureate head of Apollo facing, turned slightly right; chlamys fastened at neck |
| Reverse | Ι / Δ / Ρ / Ι / Ε / Ω / Σ / monogram between rays of Milesian type starlike floral pattern |
| Magistrate | |
| Metal | Silver |
| Standard | Chian-Rhodian |
| Denomination | Trihemiobol |
| Weight min-max | 0.73 - 0.85 |
| Weight average | 0.79 |
| Diameter min-max | 9 - 9 |
| Diameter average | 9 |
| Type rarity | |
| Type reference | Konuk 1998, 299, Type 2.2 |
