The ends of the original ear wires can be seen at the top of each earring.VICTORIAN faceted smoky quartz with 14k yellow gold tested fittings earrings, it is no longer possible to respond to individual questions regarding jewelry history, identification or value, or to offer written or verbal appraisals or opinions.On older brooches (around the turn of twentieth century) you’ll see that the pin extends well beyond the clasp. Although mostly seen on older brooches, some inexpensive brooches are made with C-clasps even today.The trombone clasp, patented in Europe in 1850, was named after the musical instrument as it had a tube with a round top. These were used in the latter half of the 19th century into the 1950s, mostly by European jewelers.Do you start to suspect the stones are glued in and the prongs are there to give the "illusion" that it's a vintage piece? A prong setting will generally have 4-6 prongs unless it is a dogtooth setting then it is reminiscent of a saw edge.On close examination you can tell the prongs are holding the stone in.The demand for this kind of information is absolutely too overwhelming for one dealer to fill.I love jewelry, but appraising and selling are two entirely different businesses, and I choose selling and research as my business.
That said, many vintage pieces are glued (often called paste) but I've never seen one glued and "pretend" prong set.
Short of a date monogrammed on your jewelry, the clasp on your antique jewelry is perhaps your most significant indication of the date your jewelry was produced. It likely has a patent date and industrial hay day.
The standard for antique Victorian pieces will be the c clasp or “c clutch.” When buying antique jewelry, the c clutch is a great sign. Since it is generally inferior in mechanics to more modern clasps, its production in the latter half of the 1900s is nearly nonexistent.
Clasps are a good science for dating jewellery and knowing each clasp and when they were popular will help you identify pieces. Most vintage jewelry pieces show their first signs of wear around the clasp. Necklaces with several strands may show wear on some of the beads from brushing against one another.
Is the wear genuine or does it look "aged" by the manufacturer.