Circa A.D. 300
Blown or cast in colourless glass, wheel-cut, ground and polished, the hemispherical body with a rounded base and curved, out-splayed rim, the decoration comprises a faint horizontal ridge below the rim and above a collar consisting of a projecting openwork flange with 103 ovolo perforations separated by darts; the network cage is formed from three concentric rings of more-or-less circular meshes, fourteen in the top two rings, decreasing to seven in the third and a single circular mesh in the centre of the base; at the junction of each pair of meshes is a small cruciform motif that conceals the strut or bridge which connects the openwork cage to the inner body, 4in. (10cm.) high, 71/8in. (18.2cm.) diam., covered in light honey-coloured weathering with brown speckles revealing iridescence where missing; repaired and partly restored, on the body: three sections of the rim broken and mended, minute chips missing from the rim, hairline cracks in the side, star-crack in the base; on the collar: chipping to the edge of the flange; on the cage: the first row intact; the second row, ten meshes intact and parts of the other four surviving; the third row, one mesh intact, parts of five meshes surviving but only parts of the bridges of the seventh mesh remain; central ring on the underside of the base: only one short arc survives