ECZ Jewelry –Excellent Cubic Zirconia of PNJ is made from 10K and Swarovski Zirconia stones imported from SWAROVSKI GEMSTM
Swarovski Zirconia stones that PNJ used in ECZ jewelry are transparent, perfectly cutting & grinding and dispersing bright as diamonds, attractive, modern and luxurious.
DIFFERENTIATE BETWEEN CZ AND ARTIFICIAL DIAMOND
|CRITERIA||ARTIFICIAL DIAMONDS(*)||CUBIC ZIRCONIA STONES – CZ|
|Composition||Carbon – Heat Conduction as natural diamonds||ZrO2 (Dioxit Zirconium)|
|Hardness||10 (as natural diamond)||8,5|
|Origin||Artificial, it requires high technical level, machine and suitable environment||Industry: easy to manufacture& mass produce|
|Application||Manufacturing Technology (cutters, heat-conducting equipments, optical materials, electronics, and a few materials which also be used as jewelry)||Used in some kinds of jewelry, accessories, …|
(*) At present, Vietnam has not sold jewelry withartificial diamonds and incoherent diamonds. You need to differentiate between artificial diamond and CZ stones or CZ covered with Cabon.
COMPARISON CHART OF DISPERSION
Swarovski Zirconia Stones are the first CZ Stones that observe fullcutting & gilding quality standards ofGemological Institute of America(GIA) – The highest authority on diamond testing
IDENTIFYING ECZ JEWELRY
Logo PNJ 416was engraved on the inside of the ring belt, medal and the earring handle. (416 means that 41.6% pure gold, corresponding to 10K international standards)
“Swarovski Zirconia” engraved by Laser certifies the origin and the perfect quality that is guaranteed by SWAROVSKI GEMSTM