Oval-shaped rubies on foil, red, green and blue enamel, old and single-cut diamonds, French import assay marks for 18K yellow gold (750‰), circa 1850 LFG, 2021, report n°385151: approximately 0.5 carat, Burma (Myanmar), no indication of thermal enhancement, presence of a coloured material on the back of the stone Size/Dimensions: inner continuous circumference 18.0 cm Gross weight: 177.37 grams