April birthdays of diamond stone, purchase and drill season 'diamonds' essential strategy chosen

The slogan of 'De Beers' classic 'diamonds are forever, forever' now already thorough popular feeling, a about the engagement troth eternal legend, from Rome for a diamond ring to become the indispensable wedding implements. Diamond ring to become men and women each table pledge loyalty both the best and the best promise marriage covenant. And April is a diamond in a birth stone, so, how to choose a right of the diamond ring? How to judge? As the purchase of diamond drill consumer oneself insufficient understanding of knowledge, depend on your ability to identify the diamond quality not every consumer can do, more time we can according to the gem identification certificate of the quality of the diamond certificate is trustworthy, after all. Below and see the certificate of analysis certificate of GIA diamond grade, HRD diamond level certificate, IGI diamond grade diamond level certificate: diamond grading certificate, also called the diamond quality guarantee, is based on the 4 c standard, by the jewelry experts in a specific environment according to the classification standard of strict careful observation and detection of diamond to form a report. Diamond grade certificates including certificate of international and domestic certificate, certificate of domestic, including the inspection certificate, provincial inspection certificate and inspection certificate. A wide variety of certificate allows you to see spent eyes, what certificate is more authoritative? Mingpai jewellery diamond experts are to support a move to you. GIA diamond grade certificate authority index: 5 star is issued by the American college of precious stones. The American college of gem is an independent non-profit organization, as one of the authority of the stone industry in the world, the certificate is in the world. This groundbreaking research of the college and its own education, experiment and the equipment development process witnessed the chronicle of jewelry industry growth. GIA diamond grading reports and GIA diamond processing is considered to be the world's most famous gem certificate. Various shapes and sizes of diamond to the college is analyzed from the four corners of the world. Mingpai jewellery are GIA diamond grade certificate, issued by drilling and the corresponding inspection, inspection certificate, double the protection of the rights of consumers. HRD diamond grade certificate authority index: four and a half star is issued by the Belgian diamond high-level parliament. Belgian diamond council is high class official acknowledges, represents the Belgian diamond trade and industry. Its headquarters is located in world diamond centre of Antwerp. HRD diamond color certificate on set the value of colored diamonds detailed features, such as the description of the color, the color design and glowing. Whether it for detecting respectively after the diamond is natural colored diamonds or imitation diamond has important position. Mingpai jewellery some big drilling and issue the certificate of HRD diamond grade. IGI diamond grade certificate authority index: 4 star is issued by the international institute of gems. International institute of gem is independent gemological testing lab and gemological research and education institutions, has 15 laboratories in the world. Relative to GIA and HRD, although IGI has also been widely recognized, but it does not have its own fixed headquarters or test center, more is attached in the center of the diamond trade. Its stability is slightly worse than the first two institutions. So without using mingpai jewellery IGI diamond grading certificate. The test diamond grade certificate authority index: 5 star is issued by national jewelry jade quality supervision and inspection center. National jewelry jade quality supervision and inspection center is authorized by the relevant state departments in accordance with the national professional jewelry jade quality inspection institutions, is a leading authority on Chinese jewelry jade detection. Inspection center provide entrusted inspection service faces the society, undertake national market supervision, inspection and arbitration inspection, import and export commodity inspection, formulated and revised the relevant national standards and other various tasks. In the specification of domestic jewelry market, and promote the healthy development of jewelry industry plays a guiding role. Zhejiang province inspection diamond grade certificate authority index: 5 star is issued by zhejiang gold jewelry quality inspection center. Gold jewelry in zhejiang province quality test center testing equipment in zhejiang province is the most complete, the detection ability of the strongest gold jewelry professional inspection agencies, in zhejiang province is the only designated product delivery inspection of the people's bank of gold and silver unit, is in the national approved jewelry management center authorization, the department of labor, zhejiang province, the only provincial jewelry professional skill appraisal station. Above is more common in shaoxing area of diamond grade certificate type, of course, there are many other approved institutions also have issue the certificate of qualification, consumers can measure for yourself. 1. Don't superstitious diamond international certificate. Domestic professional institutions also have diamond standard testing conditions and authority, and shall be protected by Chinese law. 2. Don't superstitious business further. But local buying produce certificates of provincial examination organization generally for two reasons: one is diamond from inspection agencies in the province, the second is for diamond certificate cost. Such as buying a diamond ring in shaoxing, produce the zhejiang province inspection certificate of diamond or diamond certificate is relatively reasonable, shaoxing city if there is a brand issue the certificate of other provinces and cities of diamond likely that diamond is the province of procurement, or the inspection agency costs are relatively low, such as merchants have otherwise is questionable. Such as mingpai jewellery in shaoxing has its own factories, diamonds are from internationally renowned supplier ( If the DTC, Rosyblue) In purchasing, of course, diamond after purchase to get the brand location detection, so most mingpai jewellery diamond is zhejiang province inspection certificate. 3. Two more insurance certificate corresponding to each other. A diamond ranging from international certificate, certificate of domestic, and the two parameters can correspond, relatively more security.