Tahitian pearls from Black-lip pearl oyster, are more commonly known as Tahitian pearls. These pearls are often referred to as black, but have a remarkable color range that covers the spectrum - from light, creamy white and grey, to regal greens, iridescent peacock and deep black.
GIA or Pearl Science Laboratory certificate provide a reference about the pearl quality, however, when you are buying jewelry, don’t just look at a certificate, look at the actual product, the natural beauty won’t lie to your eyes!
Top Grade Tahitian pearls
The most common Tahitian black pearl has a dark green body color, which is called "malachite green" commercially
.Pearl Science Laboratory naming the highest quality among the "malachite green" black pearls "Aurora Lagoon". It literally means a lagoon, The meaning of this name is that the bead layer of black pearls is rich in green pigments. This green pigment is very strong and makes the pearls show green color, like a lagoon in the sea.
When other conditions, such as roundness and flaws, reach the best standards, it is rated as Lagoon.
The picture shows a typical Lagoon black pearl, you can find that the luster of this black pearl is not only green. The outer circle is green, but the center of the pearl shows a very obvious red hue. This red hue is not actually called red in the pearl industry, but pink. Black pearls with this green outer ring and inner red hue are the most expensive on the market.
Aurora Malachite Green Max
The second grade of malachite green black pearls is called "Aurora Malachite Green Max". "Aurora Malachite Green MAX" is a specific name for the highest gloss intensity.In fact, there are quite a few that can be rated as "Aurora Malachite Green MAX", which is definitely less than Lagoon. Lagoon can not be green, but "Aurora Malachite MAX" must be green.
Aurora Malachite Green
The third grade is “Aurora Malachite Green” Compare to Lagoon, the surface will have light blemish, and the luster is not as strong as Aurora Malachite Green Max.Pearl Science Laboratory certificate can be in Japanese or English.