The Design Of Your Stained Glass Influences Its Value Painted glass can be very valuable and should be looked at by an expert to confirm. The type of lines used also add to value. Very intricate lines and curves are worth more than basic straight lines. The more detailed the piece the more it's worth.
Pink sea glass tops the charts as a rare sea glass color. Its most popular use was for Depression era tableware, but most pink sea glass that we find today is “sun colored pink,” derived from clear glass bottles made with selenium as a decolorant.
A general rule of thumb is that any hot color (pink, red, orange, yellow) is going to be 2-3x as expensive as the same thing in a cool color. Another thing to keep in mind with the making of glass is that it's all one giant chemistry dance.
If you see a pattern in a fill that repeats in other pieces of glass, it's a drawing, not a real stained glass window. Study the patterns in the glass closely. Real glass will NEVER have repeats in the patterns. Drawings will often have these repeats.
Although the value of antique glass depends on many factors, you can look at the colors and get a slight indication of what's more valuable. In general red/pink, made with gold oxide, is the most sought-after, followed by cobalt/blue, made by using cobalt salt. Jade/green is also valuable which is made with uranium.
Pink and red (cranberry) glass is typically the most valuable and was made using gold oxide, while blue (made using cobalt salts), green (uranium), and yellow or amber (sulphur) tend to command lower prices.
Type of Stained Glass
Standard pre-made stained glass will cost between $100 and $250 per square foot. Antique stained glass windows cost between $100 and $500 per square foot, whereas church stained glass with intricate depictions can cost up to $20,000 per window.
While red sea glass reigns as the rarest, there are several other colors that are also highly sought after by collectors and enthusiasts. Among these are shades like cobalt blue, orange, and yellow. Cobalt blue sea glass originates from early milk of magnesia bottles and certain types of ink bottles.
The Gothic period of stained glass history, spanning from the 12th to the 16th centuries, is often regarded as the golden age of stained glass. During this time, advancements in glassmaking and the rise of cathedral building in Europe led to a surge in the production of stained glass windows.
For a quick payday, antique shops are the way to go. For the chance at the most money with rare stained glass, auction houses are your #1 option. For a wider audience of buyers, eBay is still the best choice, with Bonanza challenging as the new kid on the block.
Make no mistake, sea glass is a commodity. It has real value, with some individual pieces selling for up to $1,000 and more. Many factors must be present to sell sea glass for top dollar.
This is pure folklore; gold must be first dissolved in a highly-corrosive solution called aqua regia, a mixture of nitric and hydrochloric acid ("Gold Ruby-VGM"). The dissolved gold solution can then be added to a glass batch to ultimately produce red glass.
“Even today,” Geology.com says, “if you purchase a red sheet of glass it will cost significantly more than any other color.” We have never had a customer request red glass shower panels or red glass railings, so we don't know how much gold would be needed or how the cost would be affected.
Markings on glassware can help affect their value! Typically, glassware with pontil marks is considered more valuable because they are older and handmade. Scarcity is another factor that will affect the value of your antique glass. Bottles that are rare are going to yield a higher profit due to their low availability.
The Pontil mark is a scar that was left behind when the glass master broke the Pontil rod of the finished blown Murano glasswork. The Pontil mark can be found on the bottom of a hand-blown artwork. Touch it with your finger and you can feel that the surface of the Pontil mark is not smooth.
Quality glassware tends to have a thicker feel, indicating its sturdiness. It should also have excellent clarity, allowing you to appreciate the color and texture of your drinks. Rim Quality: Pay attention to the rim of the glass. It should be smooth and even, ensuring a comfortable drinking experience.
There are many different factors that go into determining the value of your stained glass window. Age, technique, style, condition, and material all need to be analyzed in order to provide an accurate appraisal. The condition of your stained glass is really important for value.
As for the type of glass used, if it's opalescent (where more than one color is present), then it was likely made after 1880. If it's amber or green low-grade glass, known as “slag,” then it was probably made in the early 1900s.
Stained glass windows made by either a famous studio or artist can have considerable value. For instance, Tiffany stained glass windows can be worth $25,000 to $150,000. depending on their size and condition.
True red, orange and yellow are some of the rarest of all sea glass colors, but don't give up… it is still possible to find one – see our tips below!
Mid-century glass is the hottest collectible antique glass on the market today. Mid-century glass refers to the different types of glass made from the 1940s through the 1970s, ranging from Fire King kitchenware to milk glass dinnerware. There were many pieces of art glass made during this period.