GREEK, Boutin, Collection Pozzi 2945 (this coin); Holt A6.4 (this coin); Kritt A6 (plate 2 A6 this coin); CSE 1294 (this coin); SNG Lockett 3109 (this coin ID: SNGuk_0300_3109); Pozzi 2945 (this coin); ESM 717α (this coin)

Baktrian Kingdom, Diodotos I, ca. 255/250-240 BC, AR Tetradrachm

Diademed head of Diodotos I right.
ΒΑΣΙΛΕΩΣ ANTIOXOY Zeus advancing left hurling thunderbolt, eagle at feet, ΙΔΤ (Iota, Delta, Sampi) monogram in inner left field.

Holt A6.4 (this coin); Kritt A6 (plate 2 A6 this coin); CSE 1294 (this coin); SNG Lockett 3109 (this coin ID: SNGuk_0300_3109); Pozzi 2945 (this coin); ESM 717α (this coin); SNG ANS 77; SC 631.a; Bopearachchi 2E; Mitchiner 64d; Qunduz 6; HGC 9, 24. Mint "A" - Ai Khanoum

(26 mm, 15.73 g, 6h).
Herakles Numismatics, July 2013; ex- Houghton Collection (CSE 1294); ex- Lockett Collection (SNGLockett 3109); ex-Pozzi Collection: Naville Sale I (1921), 2945.

This coin has a very distinguished provenance and has been published as plate coin in four reference works.
It was cleaned after the CSE 1294 image resulting in removal of surface deposits and 0.1 g lower weight than CSE, Holt and SNG Lockett listings