gold filled jewelry wholesale florida How to check the seal of Zhou Dafu's Foot Gold Pendant

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    wholesale jewelry stores in washington dc SummarynChow Tai Fook Jewelry Real and False Appraisaln1. Chow Tai Fook Gold Appraisaln1. See color identification: the higher the purity of gold and gold jewelry, the deeper the color. If there is no gold medal, you can determine the general color according to the following color (based on the golden gold as the rule. The so-called green gold is only a silver component in the gold); The pale yellow is 80-85%, the cyan is 65-70%, the color blue with white light is only 50-60%, and the slightly yellow and white are less than 50%. Generally, Qiqing, Eight Huang, and Jiu Chi can be used as a reference.n2. Look at the hardness identification: Golden pure gold is soft and low. It can draw light marks with nails. Teeth bite can leave dental marks. High -quality gold jewelry is low in color. Soft and easy to bend, the lower the purity, the less easy to bend.n3. Listen to the sound identification: The real gold that is more than 99%of the gold is thrown to the hard ground, and it will make a tap sound. There is no rhyme or elasticity. The fake or low golden sound is crispy and has no dullness. Generally, the sound of "Dangdang" is made, and there are surplus sounds.nThis picture is provided by the registered user "brand knowledge", and the copyright statement feedbackn4. Burns with fire: Gold will be used to burn red with fire (do not melt the jewelry), and observe the color change after cooling. Is not pure gold.nConsultation record ยท Answer on 2021-10-24nHow to check the word seal of Zhou Dafu's gold pendant, Zhou Dafu Jewelry Reality and false identification I. Chow Tai Fook Gold Appraisal 1. See color identification: the higher the purity of the golden gold jewelry, the deeper the color. If there is no gold medal, you can determine the general color according to the following color (based on the golden gold as the rule. The so-called green gold is only a silver component in the gold); The pale yellow is 80-85%, the cyan is 65-70%, the color blue with white light is only 50-60%, and the slightly yellow and white are less than 50%. Generally, Qiqing, Eight Huang, and Jiu Chi can be used as a reference. 2. Look at the hardness identification: Golden pure gold is soft and low. It can draw light marks with nails. Teeth bite can leave dental marks. High -quality gold jewelry is low in color. Soft and easy to bend, the lower the purity, the less easy to bend. 3. Listen to the sound identification: The real gold that is more than 99%of the gold is thrown to the hard ground, and it will make a tap sound. There is no rhyme or elasticity. The fake or low golden sound is crispy and has no dullness. Generally, the sound of "Dangdang" is made, and there are surplus sounds. "This picture is provided by the registered user" brand knowledge ". The copyright statement is feedback 4. Burning with fire: Gold will use the fire to be distinguished by the jewelry (do not melt the jewelry). The color is pure gold; if the color becomes darker or different degrees of black, it is not pure gold. Second, Zhou Dafu Pearl necklace true and false identification 1. Differentiated from the color: The colors that are usually presented are all translucent jade white, yellow white, light blue, and red -colored colorful fluorescence, which can be based on individuals. Choose your hobbies, and pay attention to the size of each pearl. If it is the same size, it means that it is a fake product made by the machine. 2. From the sense of feel: the authenticity of Zhou Dafu's pearl necklace. People who generally understand this method. The pearls are really very refreshing. Even hot weather will feel very cool when it is touched by hands. Fake pearls will have a sticky feeling, so you can use this to use this can be used. Methods to verify. 3. Burning with fire: The surface of the pearl is still intact on the surface of the fire, and the gloss is still. If it is fake, it will show black smoke and lose its luster. 4. Scrape it with a small knife: The fake necklace will be patent leather as soon as it is scraped, and the pearl necklace is not left without any traces. If the shop cannot check the goods, it means that there is a certain problem and be cautious. 3. Zhou Dafu diamond ring authentic and false identification market usually uses "cubic oxide stones" jewelry to make diamond imitation. From the perspective of appearance, both are shining, and the light emits dazzling light under the light. The principle of distinguishing: use a pencil frame on the white paper straight line. When both gems are facing down and the tip is on the straight line, looking down through the tip, natural diamonds can not see the straight line drawn, but ้”† ้”† ้”†Shi can see the curved arc. Expert explained: This is because diamonds have the highest refractive index in all gems, and diamonds that are made into jewelry must be more cut. There is almost nothing to see, and the refractive index of the cubic oxide stones is not so good. The light will miss a part in the reflection, so you can see the deformed lines. However, if you want to truly identify the true and false diamonds, you need to go to a regular testing agency

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