"5 Carat Platinum Diamond And Sapphire Art Deco Ring By Mauboussin"
A very beautiful ring made in France around 1930 by Mauboussin. Made in platinum and set with a sugar loaf sapphire of approximately 5 carats. Two baguette diamonds on the side. Sapphire has good purity and a beautiful blue color. Ring size: 52 or 6 USA. Signed Mauboussin