This process causes Mabe pearls to have a flat side, as opposed to being relatively spherical, or at least rounded like standard pearls. This also explains why Mabe pearls are frequently called “half pearls”. Mabe pearls come in a wide range of beautiful colors, which span from light pinks, to more bluish shades. The unique nacre of the Mabe oyster allows for hues that are quite brilliant and rainbow-like. Their brilliance is quite breathtaking at times, especially in the rarest color, which consists of pink with gold swirls. It is this type of color which brings the value to the Mabe pearls, as well as their rare superiority in texture and luster. To culture a Mabe pearl, the process is different than culturing round pearls. It is accomplished by inserting the nucleus flush against the s.
eBay