Como você determina o preço do ouro? O ouro é negociado em bolsa pública e, portanto, o preço está sujeito a muitas influências externas. É por isso que o preço das joias de ouro depende em grande parte de três fatores: Pureza do ouro usado (o karatage), combined with the physical weight of the item Current market value […]
Arquivos de autores: Kingjy
What Is Rose Gold? A tonalidade rosa romântica de jóias de ouro rosa é criada usando uma liga de cobre. Quanto mais cobre na liga, o mais rosado da tonalidade. O ouro rosa tem a mesma quantidade de ouro puro que o ouro amarelo ou branco. What’s different is the ratio of other metals that make up the […]
O que é ouro amarelo? Uma mistura de prata, cobre, ouro puro (e um traço de zinco) Dá jóias de ouro amarelo seu brilho rico. Embora as porcentagens de cada metal usado para criar a liga varie, Todas as fórmulas começam com 75% ouro puro para ouro 18k e 58.3% para o ouro 14k. The result gives off a […]
Gold Purity As the most malleable of all precious metals, gold is an excellent choice when crafting designs with very intricate details. Mais, it’s resistant to rust, tarnish and corrosion. Pure gold is too soft for everyday wear, so it’s alloyed with a mixture of silver, copper and a trace of zinc, to give it […]
defect? Why are the cut shapes of the same gemstones different? What is the corresponding relationship between gem quality evaluation and price? and many more. This requires salespersons to answer well. Only in this way can they play a better role in publicity and promotion. Because many precious natural gems, such as diamonds, rubis, safiras, […]
There is a certain relationship between the caliber (inner diameter) of a jade bracelet and the thickness of the diameter. That is, when the jade bracelet is smaller, its diameter is also thinner; when the mouth of the jade bracelet is large, its diameter is correspondingly larger. Only in this way, a harmonious beauty will […]
(1) Intuitive method: the method of direct observation with naked eyes. This is also the most common and actual identification method. The inspection can be carried out from the following four aspects: ①In terms of color, shape, tamanho, gloss, etc.. If it is a bead or a batch of pearls, for real pearls, eles são […]
Diamonds are noble and luxurious ornaments, and jewelry with natural diamonds is the crown of jewelry. No entanto, diamonds are scarce and expensive, especially the larger ones, and most people don’t dare to care about them. As a result, the use of cheap gemstones, man-made gemstones and even glass to replace or pretend to be diamonds […]
(6) Artificial rutile: Rutile is an ordinary natural mineral, and its composition is titanium dioxide. Because its refractive index (2.61～2.90) is higher than diamond (2.42), it is polished into a gem. Bright and dazzling flashes and rainbow-like changes can appear afterwards, which is very beautiful. It is a pity that almost all natural rutile is […]
Regarding the magnification of a magnifying glass for jewelry, some people think that the bigger the better, in fact it is not, because in terms of lens production, it exceeds 10 times and can guarantee its optical quality and clear aperture (the clear aperture of the magnifying glass is 16-20mm) Appropriate) is very difficult; em segundo lugar, […]