Purity - The purity of gold is expressed in karats and finess. Pure gold is 24 Karats. In the United States, the carats of are often abbreviated to "ct" or "K" after the number. This number (i.e. 18K) indicates how pure the gold is or how much metal is in the piece. Pure gold is too soft for everyday wear; therefore, many jewelers mix it with some type of metal such as silver, nickel, copper and zinc. Silver and Copper are the most commonly used. Fineness expresses the purity of gold in parts per 1000.
Color - The color of gold is based on how many metal alloys are mixed in with it and at what percentage. Pure gold is bright golden yellow. The various types of gold are based on the color tinge. Joolwe.com sells white, yellow and rose gold.
White Gold-This color is similiar to silver. This occurs when nickel and sometimes zinc or platinum is mixed in. Initially, white gold has a yellow tinge and is often plated with rhodium to enhance its whiteness.
Yellow Gold- This has less alloys so that it retains the true color of gold; but is durable enough for every day wear.
Rose Gold-This type of gold has a beautiful slightly red tinge. This occurs when copper is mixed in.
Pricing - The value of gold is based on its purity or carat weight. Other factors, such as the design and construction of the piece also affect the price.
Care - The best way to clean jewelry is with warm soapy water and a soft cloth or brush. Then, dry it with a soft cloth to make it shine. Keep your gold away from harsh chemicals. This will reduce daily abrasions. Store your pieces in a velvet-lined jewelry box or soft cloth bags to protect them from scratching or harsh elements.
Sterling silver is similiar to gold in that it is very soft and is often alloyed with other minerals so that it is durable enough for everyday wear. The variation is that is most popular uses copper, and it is comprised of 92.5 percent silver and 7.5 percent copper. Copper is most commonly used because it enhances the strength of the silver without destroying its illustrious color.
Pricing - There is very little copper added to the silver and it has little effect on the metal's value. The price of sterling silver is based more on the skill of the craftsperson, the level of detail in the design and the amount of labor involved in making the piece.
Stamps of Quality - A good indicator of true sterling silver is the "quality" or "fineness" mark. The mark indicates the precious metal content of the jewelry and is accompanied by a registered trademark. Goods made for international trade are often marked "925" to let the buyer know it has 92.5 percent fineness.
Care - To keep your silver is pristine condition; wash it in warm water with a gentle, phosphate-free detergent and a soft cloth. Do not use rubber gloves when washing your silver, rubber will corrode it. To dry your silver, gently buff it with a soft cotton cloth. If your silver becomes tarnished, hand washing it may not be enough. The best way to polish silver is with specially formulated silver polish.
Gold over Sterling Silver
All of our jewelry items in this category are 18k gold over sterling silver. Gold is drastically more expensive than sterling silver. By offering items that are gold over sterling silver, Joolwe.com allows our customers to purchase the luxurious look of gold at a more affordable price.
Save $10 on Purchase Over $60 with Google Checkout
Starting August 11, 2009 4PM PST, if you use Google Checkout, you can get $10 off your purchase of $60 or more! This Back to School promotion is directly from Google, so we are passing the savings to our customers.
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