What are the brands of diamond rings? Which diamond ring brands are better and special? The diamond ring is a token of marriage, many people are eager to express their commitment to love and only through the diamond ring, so the visibility and authority of the diamond ring brand may be the most concerned issue for consumers, small series for you to elaborate the diamond ring brand...
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Most expensive diamond ring: Harry Winston, an American luxury jewelry brand, has the world's most expensive diamond ring. The ring is set with nearly 25 carats of diamond in a clear pink color and is considered to be one of the most perfect diamonds ever found.
The most precious diamond ring: The famous watch and jewelry manufacturer, whether it is fine jewelry or watch series, Cartier (Cartier) is in line with excellent production process, professional technology and unique style, passing on the value of its exclusive brand.
The most popular diamond ring: Chow Tai Fook Gold Bank, the early main gold jewelry, began to develop in the 1990s, there are more shops, and now also do diamond ring products, years of brand development, has become one of the most popular jewelry brands.
The most fashionable diamond ring: Bulgari with its unique personality shape, there are diamond rings, watches and other products, his unique shape, but also get a lot of fashion people sought after, Bulgari spring ring has become one of the most fashionable rings. Bulgari is currently in the shop is still relatively small, generally choose to buy and other ways.
The cutest diamond ring: Ellen Bazaar with cute cartoon shape, unique in the international jewelry market, his diamond ring is full of children's fun, deserved to be the most lovely diamond ring.
Hardness test: Diamond is the hardest known naturally occurring substance, nothing can be scratched on a diamond, and if it can be scratched, it is not a diamond.
Thermal conductivity test: At the same time breath on the diamond and other similar items, if the diamond is condensed on the surface of the water mist should evaporate faster than the water mist on other items, this is because the diamond has high thermal conductivity.
Observe the reflected light: With a magnifying glass, you can see that the waist of the diamond has a very fine frosted shape and a shiny reflected light. This characteristic of diamonds is unique.
Look at the growth point: observed under a magnifying glass, there are often furrows and triangular growth points on the crystal face of genuine diamonds, and there are three types of counterfeit: ① ordinary glass with alumina, due to the improvement of refractive index and dispersion, easy to stray, but low hardness. ② With chemical synthesis of sapphire and colorless spinel imitation, hardness is close, but low refractive index and birefringence phenomenon, visible double shadow under magnifying glass.
Similar chemical composition test: The chemical composition of the pencil is the same as carbon and diamond, but the physical structure is not the same, so many people use a pencil to detect the authenticity of the diamond, belongs to a more practical and effective method, in the identification time, to first wet the diamond with water, and then use a pencil to gently mark, on the crystal surface of the real diamond, the pencil across the place, is not leaving traces, and if it is not a diamond, But glass, crystal and other materials, will leave traces on the surface, in general, with a pencil to identify the true or false diamond, the accuracy of this method is higher