Coin silver was once a more common alloy in the United States. It is now fairly rare and the name causes quite a bit of confusion. The technical “coin silver” alloy is .900 bạc, hoặc 90% bạc và 10% đồng. Tên “coin silver” is because metalsmiths historically made items from melted down scrap […]
Lưu trữ thẻ: Nhà sản xuất đồ trang sức thiết kế tùy chỉnh
Non-tarnish alloys are fairly new to the market. Argentium is one brand but there are others available that are similar. These alloys are a minimum of 92.5% silver though some will be slightly higher in silver content. Phần còn lại bao gồm đồng và việc bổ sung nguyên tố Germanium. The germanium makes the alloy […]
Sterling is the jewelry quality standard in the United States and most world markets. It is an alloy of 92.5% bạc. The remaining 7.5% is usually copper though it is sometimes other metals such as nickel. The other metals in the alloy increase hardness so the material will be more durable. Alloy additions also […]
1. Khỏe .999 Silver Fine silver is the closest metal to the pure element silver. It is marked .999 which indicates 99.9% sự thuần khiết. Các 0.1% remainder consists of trace elements of insignificant quantity. Fine silver has a more vitreous luster than the bright polish of sterling. It appears grayer and slightly dull. This type […]
The reason sterling silver requires the mixture of other metals is because naturally, pure silver is soft. Adding other metals to the silver increases the hardness, making it more suitable and durable for use in jewelry and housewares like silverware. The result of this process also produces that signature silver color: sáng, shiny and […]
You might be wondering what is sterling silver? Sterling silver is an alloy made from 92.5 percent silver and 7.5 percent alloy. An alloy is essentially the mixture of two (or more) elements taken from the periodic table. Regarding sterling silver, the alloys can include zinc, copper or nickel. While the United States, Châu Âu […]
#1. Chà đồ trang sức bằng vải trắng mềm. Nếu bạn tìm thấy bất kỳ vết đen nào trên vải, thì bạn có thể chắc chắn rằng nó được làm bằng bạc thật. Điều này là do bất kỳ sự tiếp xúc nào với không khí đều khiến bạc thật bị oxy hóa.. Điều này khiến chúng bị hư hỏng theo thời gian, and the reason why […]
You could imagine very easily that if there’s a 20% price jump from a 0.99ct diamond to a 1.00ct diamond, the cutter who loses that 0.01ct trying to make a prettier stone will lose his job. Perhaps with the nicer cut it will only be worth 15% less instead of 20%, but either way, […]
I stress categories, because you might mistakenly believe that prices per carat increase continuously as weight is increased, but this is not the case. Since diamonds are a retail product driven more by emotion than reason, a 0.99ct diamond is worth only about 1% more than a similar diamond weighing 0.98ct. But a 1.00ct […]
Diamonds are all priced per carat. Lets say a 0.50 carat diamond has a price of $1400 mỗi carat. That diamond’s price for the stone would be $1400 * 0.50, hoặc $700. Hoặc, let’s say that a 1 carat diamond has a price of $4,100 mỗi carat. This one is easy to calculate — […]