This Art Nouveau era yellow gold ring, dated inside 1900, is a fine example of the period's aesthetic, which often included fluid, organic forms and mythological motifs. The band features a figural depiction of Medusa, a nod to the era's fascination with Greco-Roman themes and figures, finely crafted from 15 karat yellow gold ring size 5 3/4, weighs 9.6 grams. The face of the ring presents a monogram or inscription, typical of personalization in jewelry of this time. Art Nouveau jewelry…