The Danish mark, 826S was used until about 1915 when silversmiths raised their silver content to 830 and eventually to 925.
This set of marks combines the circle GI mark with Georg Jensen mark from 1915-1930. Because it's stamped sterling, it's most likely made after going to the sterling silver standard, dating the piece between 19." This set of marks combines the circle GI mark with Georg Jensen mark from 1915-1930. Because it's stamped sterling, it's most likely made after going to the sterling silver standard, dating the piece between 19.
This set of hallmarks combines the 830 silver mark with the GI and, unusally enough, the city "COPENHAGEN" The circled GI marking places it between 19.
Until 1961, Danish silver was identified by a stamp with three towers. (A mark with two towers means silverplate.)Other hallmarks can also include Swedish year markings and The Designer Initials which can further assist in dating a particular item. Not all items with a Georg Jensen hallmark may in fact be original pieces.
In some cases, some items on the resale market are an amalgamation of Georg Jensen items and either original silver work, or the silver work of other companies.
Because of this, knowing the time period of the design and its production period is essential to dating the pieces." Here's an example of yet another unusal hallmark.
You can clearly see the "Georg Jensen" hallmark with the crown which was used between 19.You can also see in this photograph that the mark was punch on to the piece after the back was soldered on, leaving a deep impression." Another example of the hallmark pictured above.Again, this piece is after 1945, however the mark is used on a small brooch.Also present is the GI .925 mark and the designers initials (In this case, Harald Nielsen).This mark was also used on some of the smaller pieces in later years and bears a striking resemblance to the more current hallmarks used.Click the image above to enlarge." data-lightbox-theme="" Example of one of the earlier GJ hallmarks.