| The Pacific Ocean is home to the
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| | reflected and refracted to produce a
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| black-lipped oysters that produce large
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| | shimmering effect. This shimmering
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| Tahitian pearls. The ocean waters are
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| | creates magnificent colors which seem to
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| warm, and this allows the oysters to grow
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| | travel and move throughout the pearl.
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| much larger than in other areas, thus
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| | This is part of what makes the Tahitian
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| producing larger pearls. Tahitian oysters
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| | pearl so unique.
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| are farmed in large sheltered lagoons
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| | Criteria
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| that are kept free of pollution and
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| | Pearls are graded based on certain
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| overcrowding. Water temperatures and
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| | criteria. These are:
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| nutritional levels, as well as
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| | - Size - the expensive pearls are the
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| environmental and biological conditions
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| | larger ones. The Robert Wan Pearl is the
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| are monitored carefully. These well cared
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| | largest Tahitian Pearl and it measured
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| for oysters are responsible for producing
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| | over 20.92mm or 13/16 of an inch in
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| the beautiful Tahitian Pearls.
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| | diameter. Tahitian pearls usually measure
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| How a Tahitian pearl is formed
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| | between 9mm and 14mm and are considerably
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| Aragonite, which is a form of calcium
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| | larger than Chinese or Japanese pearls.
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| carbonate, is secreted by the pearl
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| | - Pearl Thickness - layers surrounding
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| oyster. This substance coats the inside
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| | the nucleus.
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| of the oyster shell and produces the
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| | - Shape - round pearls are the most
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| "mother-of-pearl" lining. It also forms
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| | sought after and cannot vary more than 2%
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| the layers of a pearl. Layers are formed
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| | from being perfectly spherical. Tahitian
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| from the oyster's secretion. The oyster
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| | pearls can also be semi-round and
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| can produce aragonite secretions up to
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| | semi-baroque.
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| four times a day with each secretion
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| | - Surface Purity - surface imperfections
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| forming another layer. The layers are
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| | on the pearl.
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| about one micron or 0.001mm thick.
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| | - Quality - the luster and the
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| Tahitian oyster live for about two years
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| | imperfections of the pearl.
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| which means they produce up to about two
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| | - Brilliance - the orient and the luster
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| thousand layers; more than most other
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| | of the pearl. The orient, which is the
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| pearls. The light passes through these
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| | shimmering quality of the pearl, is very
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| multiple microscopic layers and is
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| | noticeable in Tahitian pearls.
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