All of our jewelry is guaranteed authentic by our Graduate Gemologist of the Gemological Institute of America (GIA). Vintage 14k Gold .21ct Sky Blue Genuine Natural Sapphire Child's Ring (#J7475) 14k yellow gold ring featuring a round genuine blue sapphire weighing .21cts. The sapphire has pale sky blue with a little lavender color and measures about 3.3mm. The ring fits a very small size 1 finger, weighs 0.55 dwt., and dates from the 1940's with four re-tipped prongs. Charming! Please note: This item may be slightly under the karat stamp due to year of production or composition variances - such as sizing or modifications - as they may affect metal purity. Vintage pieces generally have a slightly lower karat percentage than the stamp. SKU#J7475. 100% Satisfaction Guaranteed!