How much is one gram of platinum and eighteen karats of gold?
1.k Platinum is actually gold, nickel, copper, zinc, or gold, silver, or an alloy of gold, silver and copper.
18K platinum means 75% gold. 2. The cost price of18k platinum raw material is about 75% of the gold price of the day, and other metals with lower prices can be ignored. What you bought was a bracelet, including labor cost, loss during processing and reasonable profit of the store. The price of 300 yuan -340 yuan/gram = 262 *1.15-1.3 is reasonable. 3. Besides the cost of raw materials, it depends on the style and brand of bracelets. Big brands and new models have slightly higher prices.
/kloc-how much is 0/8k gold now?
K gold is generally 275-333 yuan a gram. At present, the material price of pure gold is 276.56 yuan per gram, and the price of gold changes at any time. Jewelry made of pure gold requires an extra manual fee, usually 30-30 50 yuan per gram. The gold price of 20 18-8- 1 Chow Tai Fook is 347 yuan/gram, the gold recovery price of 20 18-8- 1 Chow Tai Fook is 248 yuan/gram, and the gold price of Chow Tai Fook in Hong Kong is 354 Hong Kong dollars/gram.
People add a small amount of silver, copper, zinc and other metals to gold to increase its strength and toughness. The gold ornaments made in this way are also called K gold. The "k" of K-Gold is a compilation of the foreign word "Karat", which is completely expressed as follows: Karatgold.
Extended data
18K and 14K are the most widely used, and they are the main jewelry raw materials in jewelry industry in various countries. In order to enrich the expressive force of various kinds of K-gold abroad, K-gold with different colors was synthesized by adjusting the matching coefficient of other alloys without changing the content standard.
According to the famous Japanese jewelry magazine "Gem Four Seasons", there are now 450 gold proportions, of which 20 are the most commonly used. For example, there are 6 kinds in 14K: red, red yellow, dark yellow, light yellow, dark yellow and green yellow; There are five kinds of 18K: red, reddish, yellow, light yellow and dark yellow.