The normal weight for this denomination is c. 3.5g, while the next denomination is only 0.8-0.9g.
At only 1.85g, our specimen is probably a very rare 1/6 stater, unlisted in the main references (BMC, SNG Cop, Weber, Sear, etc.).
Silver 1/6 stater, cf. BMC Phoenicia p. 5, 27 ff.; cf. S 5972, F, 1.850g, 11.7mm, 0o, Arados mint, obverse head of bearded deity right; reverse galley right, waves below, Phoenician mem and aleph above; BEAUTIFULLY TONED! UTMOST RARITY!
$350.00
26345q00