What kind of diamond is worth to buy?

Should this question ask Zhang Yuqi? (joking)

What kind of diamond is worth to buy? 4C is the most important level for certain!

Weight respect, everybody knows, diamond is bigger, the price is higher, but geometric ratio exemple does not add the price of diamond and weight, however. . . . . . When whiz. . . . . . Show geometrical progression to grow.

The diamond of 1 carat above is had collect value, and the ability of 0.3ct above can have the space that keep a cost.

Diamond color classifications is press diamond slant yellow degree cent is different grade. With D class highest, z lowest. Under Z use when course of study of charge for the making of sth. commonly auger, namely diamond. Of Bai Zuan slant kind of value that can affect it, with yellow tone is exemple, slant more yellow value is jumped over low.

It is colorless archives together, f lubricious price can compare color of coequal class D to want low, provide sexual price to compare more. The diamond that in enchasing, uses matchs although stone is small, but the finished product that uses tall Bai Zuan to also can compare common Bai Zuan to be done is whiter more ablaze.

Spend completely show vision is normal, well-trained diamond classifications personnel is in colour temperature for 5500 ～ the artificial standard illuminant of 6500 falls, the diamond that observes with the achromatism, decuple magnifier that waits for light path spends a feature completely from do not have some opposite degree.

Actually the inclusion naked eye of Sl1 grade above observes hard, do not form naked eye flaw, in the diamond that spends completely to SI1 above when the choose and buy, need not use too exacting spend completely, put more budget to other parameter.

Cut labour to affect the glorious of diamond directly, optimal cuts worker worker is to let diamond reflex all lights that enter diamond almost, look igneous colour is bouncing, the ray is clever.

Cut workpoint class to be able to be divided for Excellent, Very Good, Good, Fair. Do not cut labour to be able to call Excellent to the diamond of 3% only.

1.Fluorescence fluorescence

Diamond can give out a kind of La Guang to perhaps fizzle out to wait for coloured light solely below sharp ultraviolet ray, fasten cent to be by intensity level:

NONE (without) , FAINT (slight) , MEDIUM (medium) , STRONG (strong) VERY STRONG (extremely strong) 5 grade.

Fluorescent reaction won't produce big effect to the value of diamond commonly, unless be the diamond that has very intense fluorescence, because the meeting appears oily below natural light oily sordid, make the price called a discount.

2. cut appearance

Besides circle getting, diamond often still is become to differ by cut appearance. Below coequal weight and character, the diamond price of different cut is endless also and same.

The appearance of diamond original rock is they are become to differ by cut of appearance most prime cause. An original rock is planted into where by cut appearance loss lowest, manage place ought to should choose which kind of appearance to come cut.

Because market demand is too big,do not pass, very much original rock although cut is met into circle getting loss is bigger, also can choose circular cut.

1, in diamond size quality same situation falls, emerald cuts the diamond price of labour to be gotten under the circle. Below similar budgetary requirement you can buy bigger ring.

2, fall in equal weight, the diamond that chooses quadrate cut is more advantageous. The diamond vision effect of princess square cut can be gotten than the circle big 15% the left and right sides.

3, when pear form cut gets Buddhist monastic discipline to adorn, want to bear down on the fattest pear abdomen position the back of hand, cusp is outward, adorn with this kind of means can decorate hand-type. Below the premise of coequal carat, pear form diamond can appear bigger than other cut, the finger of the person that make adorn looks very slender and moving.