2011年04月07日

What pearl had better

See sheen
So-called"bead light treasure spirit",Tahitian pearl the sheen is the soul of pearl.Had no the pearl of light, little light and then was in need of spiritual influence.See only, should place levelly pearl on the pure soft cloth, can see the sheen that the pearl flow gushy Wen Run;But face ray to see, the good pearl can see send out seven colourful Hong lights, layer abundant change Huan, can also see like the surface of sphere of metal texture, even can shine upon a person's eye pupil, special brightness of can be included in A class, slightly time is B class.

The sheen Class quality requests
The strongest A reflects light special brightness, keenness, even, Freshwater pearlthe surface is like a mirror and reflect to be like very clear
The strong B reflects bright bright, sharp-edged, even, reflect to be like very clear
The medium C reflects bright bright, the surface can see object image
Weak D glint light weaker, the surface can shine on to see object, but image more misty

Two, see a degree
"Penny circle penny money", "beautiful", pearl more the circle is more beautiful, this matches an appreciating beauty of Chinese habit very much.The pearl of big grain, Jing circle, presents like the pleasant impression in circle month.Match with sheen, then construct artistic conception the United States of dim moonlight.With the pearl most grows the percentage ≤ that diameter and the shortest diameter differ 1% for positive circle standard, 1% ≤ diameters differ ratio ≤ 5% is round of standard, between 5% and 10% of is near circle.However mostly time, use own eyes and then can see a circle degree coming.

Shape rule
Quality request(the diameter differs percentage%)
Positive circle A1 ≤ 1
Circle A2 ≤ 5
Near circle A3 ≤ 10
Oval B>10 can have a drop of water form, pear form
The flat even C has symmetry,South Sea pearl there are a noodles or both sides becoming almost flat surface-like in shape
The abnormal shape D shape is the most irregular, usually the surface isn't flat and have no obviously symmetry, may be the likeness of the some one object appearance

Three, see minor faults
Surface pox, spot, print, pit, order more little more good, generally far and outside could not see the minor faults as the standard that can accept in 0.5 meters.The standard of A class is smooth for 100% surfaces, the naked eye is near to see minor faults.Certainly, use magnifiers all difficult see an of minor faults of that is ten thousand in pick one best in the best
Sea water farming pearl clean degree Class

The clean degree Class quality requests
Having no time the A naked eye observation surface is smooth and delicate and hardest observe surface to have minor faults
Tiny surface of Xia B contains quite a little minor faults,Golden South Sea pearl the needle order a form, the naked eye is more difficult to observe
The small Xia C has smaller minor faults, the naked eye easily observes
Minor faults D the minor faults is obvious and share surface to accumulate quarterly following
Heavy minor faults of Ci E is very obvious, severity of occupy the quarter that the surface accumulates above

Four, see size
So-called"seven is divided into bead, eight is divided into a treasure", general and less than 6 pearls aren't been included in the category of jewelry class pearl, 7-9 millimeters of is widespreadly liked by consumer, 10 millimeters of pearls have been rare, more than 11 then only pearl in Southern Asia and black pearl have.More and upwards, amount more rarely seen, but the price then usually become doubly of growth.The difficulty that this standard sees isn't big.

Becoming of 1, 1 pearls long time:
Teach seedling:Around 2.5-3 years------The bead female shell is mature
Grow up:Around 2-3 years------The pearl grows up, about 5 mms-7 mmses
Among them, the pearl quality secretes 3-5 times every day and secretes only 0.3 μ mses of the thickness of overlays each time, nacreous thickness of farming a year only the 0.3 mms is or so, growing the 1 mm is thick, need about 3 years, then can grow up the pearl of precious stone class.In other words, farming three years, have up to thousand pearl qualities.
2, in all sea water pearls of farmings, can make only having of the jewelry jewelry 10%-15%, another 30% is or so to be a craft jewelry to use, above 50% of surplus cans do to use for the cosmetics and the medicine.
3, in 1000 all beads(just adopted accept come up, the pearl that hasn't carried on any classification is called all bead), finally Be chosen as pearl necklace of:On waiting an article, about 2;Second class article, about 8;No. 3 quality article is about 15.
4, each kilogram pearl about can with string 22 pearl necklaces;Each time the clausal chain standard length is about 41 cms.
5, at 1, in 000 all beads, the diameter attains a 7 mms above, the perfect pearl of Jing circle, gorgeous sheen and soft United States and milli- without blemish, or call the AAA class pearl rare and precious things,Jewellery Manufacturers sometimes even only haven't arrive 10;And slightly lousy, namely AAB class also can't more than 30-50.

Five, see a color
The want to depend on personal favour, skin color, clothing, and situation...etc. of match, there are more than one.General white is the most popular, clean and pure grace, black mysterious noble, the powder color is clean and pure romantic, the gold color stylish Yong permits.

Six, see match
No matter is harmonious United States that 1 string becomes a pearl necklace and still keeps matching with precious stones, such as gold, silver and diamond...etc. to inset, stresses color and luster, shape, and artistic conception...etc., the good designer will pass emotion, culture, the product demonstration comes out, but experienced, the training has a picking of vegetable bead the technical personnel will nicely choose a pearl and combination, these are the detail that the amateurs can hardly notice.Is a pearl to reach a person, as long as you definitely appreciate beauty taste and cultural cultivated manners, with enjoy please the eye for standard, can see good and bad for matching.


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