Aquamarine Aqua Blue Oval 25 CT. Sapp 925 Sterling Silver Ring Size 6.5 Jewelry. Please submit all payments in. Due to anti-virus measures of some countries. Please do not leave a negative or neutral feedback before contacting us. We will try our best to resolve any problem you may have. We are ready to serve you. 925 parts per 1000. 7.5 – 8.0. Main Stone Weight(Carat). 20.0 x 17.0 MM. Round Diamond Cut White Sapphire 2.5 MM. Round Diamond Cut White Sapphire 2.8 MM. 2.9 x 2.7 CM. Birthday, Valentine’s Day, Wedding. Beauty, Fashion & Costumes.