In general, there're 7 factors that affect the pearl value: shape, size, colour, lustre, surface quality, nacre quality and matching. Like the 4Cs of diamond valuation, the pearl's 7 value factors are created by the Gemological Institute of America (GIA) to standardise pearl grading systems.
The qualities that determine the overall value of a natural or cultured pearl or a piece of pearl jewelry are size, shape, color, luster, surface quality, nacre quality, and—for jewelry with two or more pearls—matching.
The value of a pearl can vary dramatically depending on many factors, such as its type, size, color, surface quality, and more. A wild pearl will be worth more than a cultured pearl. However, on average, a pearl's value ranges from $300 to $1500.
It's often assumed that because something's old it must be valuable. That's rarely true and certainly not for pearls. Advances in technology and culturing techniques mean you can buy a much better set of pearls for far less money than in grandma's time.
The lip determines the pearl color. While the white pearls are also priced by jewelers, the gold pearl variety is the most coveted color. The gold South sea pearl's color can range from creamy white to deep gold, and the darker the color, the more expensive it becomes.
The luster of good quality pearls is sharp and bright. You should be able to see your reflection clearly on the surface of a pearl. Any pearl that appears too white, dull or chalky, is of low quality.
Simply take the pearl, and gently rub it along the surface of your tooth. If the pearls are real, you'll feel a grittiness similar to sandpaper. In other words, there will be a great deal of friction. If the pearls are fake, on the other hand, it will feel smooth as with plastic or glass.
Pearls contain organic substance, which can dry out and decay, which is why pearls have their certain life span, after which pearls start to grow dim, exfoliate and are finally destructed. This means special attention is required to ensure pearls will stay beautiful and last for hundreds of years.
Pearls with particular brand names will also retain (and even increase) their value over the years; vintage Mikimoto Akoya pearls that still have their original clasp, box and papers to establish provenance are very highly sought after today and continue to fetch premium resale values.
How Much Are Real Pearls Worth? A traditional strand of white pearls can range from $100 (Freshwater pearl necklace) to $10,000 (Akoya pearl necklace). A strand of large, flawless South Sea pearls could even be valued as high as $100,000+ .
Pearls tend to be significantly less expensive in comparison to diamonds, offering a more affordable option for budget-conscious couples.
The luster of good quality pearls is sharp and bright. You should be able to see your reflection clearly on the surface of a pearl. Any pearl that appears too white, dull or chalky, is of low quality. Within a pearl type, when other value factors are equal, the higher the luster, the more valuable the pearl.
A natural pearl may show growth lines where concentric layers of nacre have been added. Cultured pearls on the other hand will appear to have a perfectly rounded nucleus that's surrounded by a halo of conchiolin and finally a thin outer layer.
An easy and old method to identify a real pearl is to use the “tooth-test.” Put the pearls up against your mouth and rub the pearls over the bottom edge of your tooth. A real pearl will have a light grit to it. A pearl made of plastic or glass will feel smooth.
Wetting pearls is never a good idea, as it begins to destroy the jewel. Pearl necklaces are damaged when they get wet, because the water damages both the thread and the pearl . When wet, the thread that holds the beads together begins to stretch and lengthen, so it quickly loses the desired shape.
Keep pearls away from chlorine bleach, hydrogen peroxide, vinegar, ammonia, hairspray, perfume, and cosmetics, as these substances will damage the pearl surface. Make sure to put pearls on after finished spraying perfume or hairspray and putting on makeup.
Astrology says that the people whose zodiac signs lords are Mercury, Venus, Saturn and Rahu should never wear pearls. Pearls harm the natives of these zodiac signs. This means that people of Taurus, Gemini, Virgo, Capricorn and Aquarius ascendant should not wear pearls.
Some of you may be concerned that if their pearls turn yellow, this indicates that they are fake. Contrary to popular belief, imitation pearls very rarely turn yellow due to their composition of plastic and ceramic. Pearls that begin to yellow indicate that they are organic and subject to change.
Freshwater pearls are cheaper because they are easier to extract, making sea pearls more valued. Why? Sea pearls are larger, more beautiful in shape, luster, smoother surface and, of course, much more expensive than freshwater pearls.
South Sea pearls are often referred to as the Rolls Royce of pearls. They are the largest and most valuable pearls grown today, with average sizes ranging from 10 to 15 millimeters.
– Australia: home to some of the finest quality pearls in the world, with a variety of colors ranging from white to black. The Australian pearl industry is worth an estimated $500 million per year.
Genuine pearls are solid and substantial, making them heavier than their faux counterparts. Try this pearl test; hold a loose pearl in your hand and feel its weight. If a loose pearl is light in proportion to its size, it is probably an artificial stone.