Sterling silver 925 plain round bezel cup with 2 rings. 20mm. b9-2508 Gold At that time rigorous standards

At that time rigorous standards required good pearl nacre thickness and good luster

Each carnelian ring is 7/8 inches (22mm) wide

The hand-carved moths have smooth backs

This vintage 1970's Chinese-export ring features a carved

Sterling silver 925 plain round bezel cup with 2 rings. 20mm. b9-2508 Gold At that time rigorous standardsSterling silver 20mm plain 2 ring round bezel cup. 8 ga. 2mm wall. It holds one 20mm round cabochon or flat backed stone Vintage unused stock. These have been in storage for a number of years and there is a slight amount of oxidation. easy to shine them up to original shiny finish. They are not stamped 925 but have been acid tested for 925 silver content. Package of 1