Black Pearl, Tahitian Pearl
In pearl industry, only pearls of natural
black color and from Pinctada margaritifera, Pinctada mazatlanica or Pteria
sterna (rainbow-lipped oyster) can be called black pearls.
Among those
oysters, Pincatada margaritifera is used extensively for culturing pearl in
French Polynesia. That is the pearl called Tahitian pearl.
Some people
use the term ¡°black pearl¡± to refer to any dark colored pearl, dyed or natural
color. In this part of natural back pearl, we will discuss Tahitian pearl as it
is a distinguished type of real natural black pearls.

Luster and Nacre
Tahitian pearls luster is one kind of
metallic shine. Judge luster in
Luster and Nacre
and better luster make Tahitian pearl more valuable.
Just like South Sea
pearls, the thickness of Tahitian pearls should be at least 1mm of the radius.
Any black pearl which¡¯s nacre is thinner than 1mm can not be called as Tahitian
pearl. Too thin nacre will decrease the durability of black pearls.

Surface Quality
Tahitian pearl are very precious. Every
year, those perfect and high luster Tahitian pearls are sold in pearl auction.
The surfaces imperfections make Tahitian pearl more affordable. When choosing a
Tahitian pearl, you can consider pearls with some flaws or blemishes on a
certain side. When they are made to jewelry, the blemishes can be perfectly
covered with the post or mounting set.
Tahiti cultured pearl farmers
generally use four ratings for surface quality: A, B, C and
D.
Top gem: Flawless pearl, excellent luster
Quality A: 90% flaw-free surface. On the remained 10%,
the pearl may have some slight concentrated imperfections with one or two deep
imperfections tolerated. At least a very high luster
Quality
B: 70% flaw-free surface. On the remaining 30%, the pearl may have some
slight concentrated imperfections with one or two deep imperfections tolarated.
At least a high luster.
Quality C: 40% flaw-free
surface. On the remaining 60%, the pearl may have some slight concentrated
imperfections with a 10% of deep imperfections tolerated. At least a medium
luster.
Quality D: Pearl has either a large amount of
slight flaws distributed over 60% of the surface, or several slight and deep
flaws distributed over 60% of the surface at the most, regardless of the luster.

Color
Tahitian pearls aren¡¯t all black. In fact, they are
much colorful than you think. They can be gray, green, blue, lavender, brown,
black and with iridescence, they look like peacock leather. To simulate the
unique precious Tahitian pearl, there are many dyed or treated black pearls
appear on the market. Identify the real or treated one with
our pearl Dyeing test
to protect your benefit from unfaithful trade. below is the Tahitian peal color
collection:

Shape
The prices of Tahitian pearls go from high to low as
below:
Round- off round- drop- button- circled-
baroque

Size
Tahitian pearl can grow to 9mm to 22mm of diameter.
Size has great impact of price.
In Pearl buying Guide, Renee, Newman
state the price jump of 1 mm increasing in the size of medium-quality pearls can
raise their price 100 - 200%.
Shecy Pearls Tahitian Pearl
Jewelries: