An Egypto-Roman Green Jasper Intaglio ringstone, Ptolemaic - Roman Period, ca. 1st century BCE/CE green Yellow Filter Lenses - The

Yellow Filter Lenses - The biggest feature of the yellow lens is that it absorbs most of the blue light

Provenance:  Paul Ilton private collection

best known for his excavations at Ur in Mesopotamia

The History of Beads (New York

block the sunshine during the day and resist the distance light in the evening

An Egypto-Roman Green Jasper Intaglio ringstone, Ptolemaic - Roman Period, ca. 1st century BCE/CE green Yellow Filter Lenses - TheCarved from fine green jasper, a standing ibis with feathers defined by crosshatching on the back and folded wings, long tail feathers, a head turned in left profile with a long beak, a small ibis standing to the left. The ibis was sacred and associated with Thoth, the god of wisdom and writing. Dimensions: US ring size: 9 1 4 Condition: Intact and in excellent condition overall. Set in a modern 18k gold ring. Provenance: Private collection of J. L.,