How can you tell how old a mason jar is?

Some helpful notes to keep in mind:

1. Not every jar has their manufacture date on the glass, but most have the patent date. ...
2. There will be a large number on the bottom of your jar. ...
3. These charts tell you the approximate decade in which your Ball jar was made.

How do you tell what year Ball Mason jar is?

The logo imprinted on each jar is, by far, the easiest and fastest way to determine the approximate age your Ball mason jar.

What Mason jars are the most valuable?

The most valuable mason jars are:

1. Van Vliet Improved Jar – $23,500.
2. Black Amber Magic Star Fruit Jar – $3,000. ...
3. 1933 Ball Upside Down Error Jar – $1,000. There are two types of Ball upside-down Mason jars. ...
4. The 1870 Chief Mason Jar – $800. (Photo: gregspurgeon.com) ...
5. 1858 Willoughby Stopple Jar – $500. (Photo: hoosierjar.com) ...

How much are Mason jars worth?

While colors produced in recent years may look similar, be aware that they have quite different values than the vintage colors. The smaller and more common vintage jars usually sell for less than $20. However, the vintage green jars or those with special wire carriers can sell in excess of $300.

What do the numbers on the bottom of Mason jars mean?

Some helpful notes to keep in mind:

There will be a large number on the bottom of your jar. This is the mold number, and unfortunately also has no relation to the manufacture date. These charts tell you the approximate decade in which your Ball jar was made.

How do you date Atlas EZ Seal Mason jars?

Dating an Atlas Mason Jar

1. Look for Mold Seams. Examine the jar to see if it has lines or mold seams from its construction. ...
2. Check the Texture of the Glass. ...
3. Note the Name. ...
4. Examine the Jar's Condition. ...
5. Check the Style. ...
6. Consider the Color. ...
7. Compare to Recent Sales Prices.

What are old Atlas Mason jars worth?

Atlas mason jar values vary between $10 to around $60 depending on a number of factors including the age, color, and condition. The older amber-colored E-Z Seal Atlas mason jars, which were made around 1910, are among the more valuable.

How much are Atlas canning jars worth?

Atlas Mason Jars sell under $10 – $15 on average, and the valuable ones aren't worth more than $200 individually.

Are Old Ball jars worth anything?

According to Country Living, an upside-down Ball canning jar designed to rest on its lid is relatively rare and made between 1900 and 1910. It's valued at about $1,000. Country Living also notes that a unique 1858 design, called the Willoughby Stopple, is especially valuable because it proved to be defective.

Why are some Mason jars blue?

Feeling Blue

Those blue mason jars were mass produced until 1937 using sand from around Lake Michigan. It was that sand that gave the glass its blue hue. Those blue jars are not rare.

When did Hazel-Atlas go out of business?

Hazel-Atlas Glass Company (1902-1964)

When did they stop making Atlas Mason jars?

The Hazel-Atlas Glass Company, famous for its depression glass, made the Atlas mason jars and operated from 1902 until 1964.

How do you date Kerr Mason jars?

CO” embossed on the bottom, and in general those jars probably date mostly from about 1904 to circa 1920. Other fruit jars made in later years include their “Self Sealing” Mason, which was made in huge numbers, in several sizes and a number of different types (embossing variations) including the “wide mouth” varieties.

How old are Golden Harvest Mason jars?

A Golden Harvest pint / ½ litre jar, circa 2015. Golden Harvest jars first appeared on the market in 1975 being made by Glass Containers Corp. in Fullerton, California, under the name “Golden Harvest.” They were rounded-square in shape.

Are Classico jars real mason jars?

The Atlas “Mason” jars that you see now used for Classico pasta sauces were never actually made as actual, genuine Mason jars by Hazel-Atlas. It appears stamping the jars as “Atlas Mason” is a packaging / marketing technique of the Classico company.

Do you remove rings after canning?

As it sits, it begins to mold and that mold grows and can push on the edge of lid and break the seal. In fact, after your jars are completely cooled, you should remove the rings AND wipe down the jars to remove any stick residue.

How do you identify Hazel-Atlas glasses?

For example, Hazel Atlas made small square bowls with ruffled rims and pressed diamonds on the outside. You'll find these at almost every flea market or antique store and it's great to know who made them. Lots of Hazel Atlas kitchen glass, jars and tumblers are marked with the HA, but many are not.

How old are Knox Mason jars?

The Knox jars were made in the 1940s by the Knox Glass Bottle Co. in Knox, PA The pints and quarts are worth about $6.

How old are Kerr self sealing Mason jars?

"Self Sealing" was first trademarked by Kerr in 1934, but the term was first used by Kerr as far back as 1904. Very similar to this style, but with straighter sides. This listing is for one jar as shown; jars do not come with a lid so that you can choose exactly what you want to pair it with.

How old is a Kerr jar?

These jars were made from 1904 until World War II, when they were discontinued in favor of the Kerr Glass Top. The line was reinstated about 1946, and production continued until at least the 1980s. All of these jars had the Mason beaded neck style, although the actual seal was at the lip or rim of the jar.

Can you pressure can with Atlas mason jars?

The jars being stamped Mason Atlas has more to do with marketing than anything else. They are lighter than actual mason canning jars, although the seals and rings for mason jars will fit on them. Therefore, you should NOT use empty Classic jars for home canning!

What is the mark for Anchor Hocking?

The “L-398” was a code number for that particular bottle mold / design. The first identification mark used by the Anchor Hocking Glass Corporation was an “Anchor superimposed over an H” or “Anchor and letter H entwined” which has been in use since 1938.

How old is Hazel-Atlas glassware?

It was founded in 1902 in Washington, Pennsylvania, as the merger of four companies: Hazel Glass and Metals Company (started in 1887) Atlas Glass Company (started 1896)

What is pink Depression glass?

Pink depression glass is one color that is found in antique glassware dinner pieces that were made during The Depression Era in the United States and Canada. Depression glass overall was made from 1929 to 1939, although some pieces were still made afterward.

What is the oldest canning jar?

In 1858, a 26-year-old Mason patented threaded screw-top jars “such as are intended to be air and water-tight.” The earliest mason jars were made from transparent aqua glass, and are often referred to by collectors as “Crowleytown Jars,” as many believe they were first produced in the New Jersey village of Crowleytown.