Vintage Colour-Change Sapphire Ring Resize:No The damascene plaque is likely

The damascene plaque is likely to date from the 19th century

a gorgeous warm/cool contrast with the rich yellow and cold white

the 1/4 carat old European cut diamond secured by eight platinum prongs

The stones are arranged as a halo around a large

Vintage Colour-Change Sapphire Ring Resize:No The damascene plaque is likelyA huge purple colour change sapphire forms the focal point of this glitzy vintage solitaire. The stone, a 9. 25 carat lab grown corundum, appears with a distinct blue body tone under daylight, but when viewed under electric bulbs it flashes with a bright pinkish purple hue. The hallmarks indicate it's Egyptian and dates from the 1970s, crafted in rosy 9 carat gold. We also have its little sister here. Although it's mineral make up is identical to