Older crystal stemware can often be identified by the maker's mark, which is typically etched or embossed on the bottom of the stem. Some marks are faint and are only visible when the glass is held up to the light. Old marks also fade with time, and it may require a loupe or magnifying glass to read one clearly.Know More
Once the mark on a piece of crystal stemware has been identified, it's possible to determine the stemware's source by checking for the mark in listing books. Various websites devoted to stemware patterns also provide assistance in identifying stemware. However, not all old high-end crystal stemware is marked. If company pattern records can't be found, older crystal stemware can't be identified.
Crystal stemware can also be identified by the specifics of its cut and stems. Certain crystal manufacturers recreate trademark elements in their stemware; for instance, Waterford crystal is known for its faceted stems and decorative cuts on glass bases.
Antique appraisers are also helpful in identifying crystal stemware. Some are willing to look at photos to begin the identification. Appraisers are likely to know the signature differences of stemware brands, including those from antique crystal manufacturers, and they have resources to research specific pieces of crystal.Learn more about Collecting
A Montblanc Meisterstuck pen is identified by the tips, the serial numbers on the ring and the name Montblanc on the center ring. There are many counterfeit pens on the market of which buyers need to be aware.Full Answer >
Old or antique bottles are identified by their markings. Other factors that affect the value of the bottle include age, rarity and the overall condition of the bottle.Full Answer >
An authentic Cartier watch can be identified by the logo and printing, the inscription on the movement, the construction of the case, the feel of the winding stem, and the quality of the dial. The overall weight of the watch is also a clue to the authenticity of the watch, as true Cartier watches are quite heavy. A watch that feels light is probably made of inferior parts.Full Answer >
Crystal patterns are identified by measuring the height, width and the number of sides on each specimen. They fit into one of six categories: isometric, tetragonal, orthorhomibic, monoclinic, triclinic and hexagonal. The shapes help identify specific minerals and assist gem cutters in determining the best way to shape a gemstone.Full Answer >