10K Gold Aquamarine Birthstone Cushion Cut Diamond Rings 
A symbol of courage, knowledge and inspiration, as well as the birthstone for March, the aquamarine's distinctive, gentle blue glow is unmistakable. This ring presents a natural 6 X 6mm square (princess) cushion cut aquamarine birthstone, accented wonderfully by four white round diamonds. The aquamarine totals approximately 1.1 carats. The ring is crafted of 10K solid yellow gold. This cushion cut birthstone & diamond ring qualifies for free custom ring sizing. Size 6 1/2 is standard. When you order a custom size, please allow an additional 7-10 business days processing time.