Glass unguentarium (perfume bottle)

Translucent cobalt blue with some brown red streaks; trails in opaque white and opaque pale yellow.
Thick, uneven horizontal rim-disk with rounded edge; tall cylindrical neck, expanding downwards; sloping shoulder; ovoid body, tapering downwards to point; tall outsplayed foot, with rounded edge and uneven tooled bottom.
A white trail attached at underside of rim-disk, drawn back in opposite direction, wound once round top of neck as a hoizontal line, then spirally over neck and shoulder; a yellow trail attached at edge of mouth and wound round rim-disk, then spirally down neck and shoulder over white trail; both tooled into a narrow zigzag band with close-set vertical indents around top of body, then wound almost horizontally around middle of body, drawn down spirally, and ending in another almost horizontal line on lower body.
Intact, except for large vertical crack with chipped edges down side of body; dulling, slight pitting, and patches of iridescent weathering.