Antique 18 karat yellow gold 0.46ct Ruby Diamond cluster ring s5.5 4.0g JR9927

Antique lady 18K yellow gold cluster ring, its prong setting six (6) natural round faceted Rubies, and seven (7) round diamonds, ruby approx. 2.5mm and diamond approx. 1.2mm combined 0.46ct in total. ring top is 11.0mm, ring size 5.5 (resizable); weight 4.0 grams, hallmark 750