Accessocraft NYC (1935 – 1998)
The Accessocraft trademark was granted in 1940 and was used throughout production on metal jewelry with some variations. So far I haven’t found details or dates.
Amco (1919 – Late 1970’s)
The Amco jewelry mark was used from 1935 on.
Barclay (1946 – 1957)
Formed 1946 in Providence RI Barclay Jewelry began marking their jewelry in 1948. This mark was used until the company closed in 1957
Bell Trading Post(1932 – 1972)
A variation of this hallmark was first used in 1935 slight variations were used until 1962
BSK (1948 – 1970)
Not much is known about BSK.
This mark was used from 1948 until the mid 1980’s when the company closed.
Eisenberg Jewelry (1935 –
This jewelry mark was used by Eisenberg from 1938 until 1942.
A later jewelry mark used by Eisenberg this mark was used from 1945 until 1950.
This block style lettering was used by Eisenberg used from the 1970’s to present
Givenchy (1950 – Present)
A trademark of the Givenchy line, the 4 G box has been used since 1950.
After 1955 Givenchy Jewelry added the copyright symbol to their hallmark with some pieces being dated as well.
Miriam Haskell (1926 – Present)
Haskell began using this mark on the oval tag around 1950. When first used the mark was stamped from the back showing a reverse image on the back of the tag.
Miriam Haskell (tag reverse side)
A change to the oval hangtag around 1979. After which the tags were smooth on the back.
Hobé USA (1930 – Present)
This mark was first used in 1926, Hobé started using the copyright symbol in 1958.
Kramer of New York (1943 – 1980)
Kramer used this mark along with Kramer of NY and simply Kramer from 1943 until roughly 1950.
Liz Claiborne (1976 – Present)
This mark appears to have been used in the late 1980’s into the 90’s
Monet (1928 – Present)
Monet used this jewelry mark with the copyright from approximately 1956 into the 1970’s
Renoir (1946 – 1964)
Renoir used this signaturefrom 1946 until 1964, with and without the copyright seal. In general jewelry marks with out the copyright symbol were produced before 1955.
Vendôme (1944 – Present)
A division of Coro, Vendôme was a high end line created in 1944. Vendôme jewelry used this mark without the copyright symbol until 1955
Weiss (1942 – 1971)
This mark was first used in 1951 without the copyright symbol. Weiss Jewelry with this mark and the copyright was produced after 1955.