Denomination : Silver tetradrachm.
Date : ca. 136 to 135 BC.
Size : 28.5 x 30.3 mm. Weight : 16.83 grams.
Reference : Sear-2555 variety.
Grade : gVF, fairly white with good metal, and could use a little more toning (which time will take care of). A little nicer than the image suggests.
Obverse : Head of Athena right.
Reverse : Owl standing right, with head forward, onan amphora, with an anchor and star to the left, with AQE TIM ARCO NIKAG MENAN DROS in five lines mostly to the right, with Q on the amphora, and ME below.