Searching for Dating Coro Jewelry information? Follow the links below to find all the information you need and more.
https://www.costumejewelrycollectors.com/vintage-costume-jewelry-research/costume-jewelry-marks/the-history-and-marks-of-coro-jewelry/
Aug 24, 2019 · Coro Jewelry History and Marks. CORO/COHN AND ROSENBERGER c. 1900-1979 . Coro jewelry, Cohn & Rosenberger, was founded in New York by Emanuel Cohn and Carl Rosenberger in 1901/1902 and incorporated in 1913. A factory was …
https://www.myclassicjewelry.com/blog/vintage-jewelry-hardware/
Sep 20, 2014 · This is especially important when the jewelry has no hallmarks or maker’s marks. NOTE: This is the final article in my four-part series on how to identify and date vintage jewelry. You can read the other articles in this series here: Part 1: Vintage Jewelry Marks: Help for Dating Your Vintage Jewelry
https://www.costumejewelrycollectors.com/vintage-costume-jewelry-research/research-resources/vintage-costume-jewelry-tools-dating/
Dec 08, 2014 · Another category of Florenza jewelry for dating research is the selection of large charm bracelets produced by the company, such as the two pictured here (click on images for larger view): Referencing The Napier Co. by Melinda Lewis, “chunky” charm bracelets of similar design were very popular in the 1950s (see pages 306–308).
https://hobbylark.com/collecting/antique-jewelry3
Oct 24, 2019 · Clue 1: Fittings and Findings for Earrings. The invention of different earring findings will help date your jewelry. Jewelry findings are ready made pieces that jewelers use such as clasps, pin stems, hinges, etc. Fittings refer to the parts that can be custom-made for a piece.
https://estatesintime.com/jewelry-research/
1928 Jewelry Burbank, CA (1968 - Present) Accessocraft History - New York (1930 - 1998) AMCO Jewelry - Providence, Rhode Island (1919 -1970's) Barclay Jewelry - Providence, Rhode Island (1947 …
https://www.thesprucecrafts.com/identifying-and-dating-old-brooch-styles-4045094
Coro also made Duettes with small double-pronged clips especially during the 1940s, but there was some carryover into the 1950s as with the Coro angel birthstone pieces like the one shown here. Collectors have adopted the generic name "duette" when referencing this type of convertible jewelry.
http://www.jewelcollect.org/about/a010502a.htm
Coro collectors who like the classic designs can usually recognize Coro jewelry among its many imitations. Coro workmanship and finish were outstanding even on its less expensive lines. Always striving for the pretty, feminine and romantic in expression, Coro jewelry was known for its delicate yet sturdy construction, its florals and figurals.
https://www.demarctreasures.com/all-things-coro-corocraft-and-vendome.html
1955 Coro's last design patents were this year. The last one was patent . After this most costume jewelry companies, started copyrighting their jewelry designs. While companies could actually protect their designs with copyrights as early as 1947, most jewelry companies did not (except possibly Coro).
https://www.myclassicjewelry.com/blog/vintage-jewelry-patents/
Sep 05, 2014 · Coro Pegasus Egg Basket Faux Moonstones Brooch patented in 1941. Beginning in 1955, jewelry designs were allowed to be copyrighted, and jewelry companies could simply stamp their jewelry with the copyright symbol to protect the designs. Jewelry patents then ceased, because the patents were no longer needed.
https://www.collectorsweekly.com/costume-jewelry/coro
Katz created Coro’s en tremblant floral pins, which featured tiny metal springs that allowed elements of the pin to vibrate or tremble when its wearer moved. Among the most collectible vintage Coro pieces today are the Coro Duettes from 1931 to the 1950s. The Duettes utilized a frame based on one designed by Cartier in 1927.
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