Monedele de argint a fost odată un aliaj mai comun în Statele Unite. Acum este destul de rar și numele provoacă destul de multă confuzie. Tehnica “monedă de argint” aliajul este .900 argint, sau 90% argint și 10% cupru. Numele “monedă de argint” is because metalsmiths historically made items from melted down scrap […]
Arhive de etichete: Producator de bijuterii cu design personalizat
Aliajele care nu se pătesc sunt destul de noi pe piață. Argentium este o singură marcă, dar există altele disponibile care sunt similare. Aceste aliaje sunt un minim de 92.5% argint, deși unele vor avea un conținut ușor mai mare de argint. Restul constă din cupru și adăugarea elementului germaniu. The germanium makes the alloy […]
Sterling is the jewelry quality standard in the United States and most world markets. Este un aliaj de 92.5% argint. Restul 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. Amenda .999 Silver Fine silver is the closest metal to the pure element silver. It is marked .999 care indică 99.9% puritate. The 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, argintul pur este moale. 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: luminos, 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 (sau mai multe) elements taken from the periodic table. Regarding sterling silver, the alloys can include zinc, copper or nickel. While the United States, Europa […]
#1. Frecați bijuteriile folosind o cârpă moale albă. Dacă găsiți urme negre pe pânză, atunci poți fi sigur că este făcut din argint sterling real. Acest lucru se datorează faptului că orice expunere la aer provoacă oxidarea argintului sterling real. Acest lucru le face să se deterioreze în timp, 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 pe carat. That diamond’s price for the stone would be $1400 * 0.50, sau $700. Sau, let’s say that a 1 carat diamond has a price of $4,100 pe carat. This one is easy to calculate — […]