How to Determine Tahitian Pearl Value?

Tahitian or black pearls look exotic and glamorous. Women get confused buying it because they are unaware on how the pearl value is established. Well, there are some factors that influence the Tahitian pearl price.


Even if Tahitian pearls are referred as black they have remarkable color spectrum ranging from light cream whitish and greyish to shimmering purplish/bluish, regal greenish and deep blackish. You visit online to learn more on how the pearls get this rainbow-like color.


Pearls are natural gemstones and occur in different shapes that are unique and interesting. Drop, ringed, off-round, baroque, button and round are common shapes available. Generally, near-round and round pearls are valuable as they are rarely available.


Tahitian pearl size will depend on the oyster size used for cultivation, beads size implanted inside the oyster, time length given to oyster for pearl formation and the environmental conditions. Larger the diameter of the pearl the higher its value. Tahitian pearl size ranges from 8mm to 18mm.


Luster means the deep surface glow and brilliance that emits from the pearls. It is due to light travelling through the translucent nacre layers and reflect back from deep inside the pearl. The sheerness and arrangement of overlapping nacre layer influences the luster level. Luster can be categorized on the basis of reflection as excellent [bright & sharp], good [bright & hazy], fair [weak & blurred] and poor [dim & diffused]. In high quality lustrous pearl, you can see your own reflection on its surface.


As pearls are organic, they reveal different surface qualities. Pearl with cleaner surface means more value. Surface quality can be classified into four different categories.

  1. Clean – Blemish free
  2. Light blemishes – Minor surface irregularities
  3. Moderate blemishes – Noticeable surface features
  4. Heavily blemished – Clear surface abnormalities

Nacre quality

Pearl is made of nacre layers. Nacre is the same iridescent material, which lines oyster shells inner surface. The appearance of pearl depends a lot on the nacre’s thinness and thickness. Nevertheless, thick nacre does not mean highly lustrous pearl. Its quality can be categorized as –

  1. Acceptable
  2. Nucleus visible
  3. Chalky appearance

Now, you know how Tahitian pearls get valued but in the end it is personal value that matters!