Dating vintage jewellery

Certain markings were only used in specific time periods.

However, if there are no markings on a piece, then we must turn to other methods of dating.

This along with the findings used and signatures or company who made it, will give an estimated decade.Some general styles are T bar pins, C clasps, C clasps with extended pins, Locking C clasps, Trombone clasps.The T Bar clasp is one of the earliest styles of clasps for brooches and pins. The pin extended slightly over the edge and had no locking or holding mechanism.Prior to the early 1950s, typical necklace clasp styles used by Coro and Trifari were spring ring, push (also known as box), or fold-over.In the 1950s, a new type of clasp using a hook and extender became popular for costume jewelry necklaces.

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