March-Created Blue Aquamarine Birthstone Necklaces💓 7*9mm wide Blue Aquamarine Gemstone Necklaces embellished with 1mm white Cubic , exquisitely inlaid in high polished 925 Sterling Silver. These glittering crystals will shimmer with the slightest movement. So flattering and sparkling, just like the real diamond! There are 12 different colors of Gemstones, corresponding to the birthstone of each month. You can choose the color according to the birth month.