Art Deco 3.68ct Sapphire & Diamond Engagement Ring australian And so unusual to find

And so unusual to find a pair of (almost) matching eternity rings

launched in 1765 and made famous as it was Lord Nelson's flagship at the Battle of Trafalgar

Drop (from jump ring to charms):

with minute amounts of certain metals added to give colour – the technique was perfected by Georges Frédéric Strass in 1724

Prior to 2006 it was considered to be a hydrated copper phyllosilicate mineral

Art Deco 3.68ct Sapphire & Diamond Engagement Ring australian And so unusual to findDATE: Art Deco, c. 1920 A gorgeous antique sapphire and diamond engagement ring dating from the Art Deco period, circa 1920. The principal stone is a 3. 68 carat asscher cut sapphire, with no indications of heat treatment. It displays a gorgeous deep blue colour and is complemented perfectly by two baguette cut diamond shoulder accents. It's crafted in platinum throughout and makes the perfect engagement ring. STONES Asscher Cut Sapphire Approx. 3.