Antique 31.0ct Aquamarine 1.50ct European Cut Diamond 18K Yellow Gold Ring Size 5.5. Up for sale is an antique aquamarine, European cut diamond ring. This gorgeous ring is made of 18K yellow gold. This ring features a massive fine aquamarine gemstone with a row of European cut diamonds around it. The oval shape natural untreated aquamarine gemstone weighs approximately 31.0 carats; it has light natural inclusions and light blue color.The European cut diamonds weigh approximately 1.50 carats; they are H to I color and VS to SI clarity. This antique piece has a big show with light wear & light patina. This ring measures 32 x 25mm (1.25 x 0.98 inch) top. The weight of this ring is 16.8 grams plus this ring should fit a finger size 5.5. The item "Antique 31.0ct Aquamarine 1.50ct European Cut Diamond 18K Gold Ring Size 5.5" is in sale since Monday, December 11, 2017. This item is in the category "Jewelry & Watches\Vintage & Antique Jewelry\Fine\Art Nouveau/Art Deco 1895-1935\Rings". The seller is "47ddcnyc" and is located in New York, New York. This item can be shipped worldwide.