This is an early example of mold-blown glass, probably made in Syria. Several examples are recorded from ancient cemetery sites in Armenia, Georgia, and the Crimea, whereas the type is not known in the western half of the empire.
Flavian, 2nd half of 1st c. CE.
flic.kr/p/2qr1555
Translucent cobalt blue, with colorless handle. Everted rim, folded over and in; uneven cylindrical neck; globular but slightly lentoid body; circular low base with rounded edge; uneven, flat bottom; ...