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A hallmark is an official mark or series of marks struck on items made of metal, mostly to certify the content of noble metals—such as platinum, gold, silver and in some nations, palladium. In a more general sense, the term hallmark is used to refer to any standard of quality.
Swiss hallmarking for other articles such as jewelry and cutlery is optional. In addition to the Swiss hallmark, all precious metal goods may be stamped with the Common Control Mark of the Vienna Convention. Switzerland recognizes platinum, gold, silver and palladium as precious metals which may be hallmarked and thus are subject to assay.
The BIS Haulmark is a hallmarking system for gold as well as silver jewellery sold in India, certifying the purity of the metal. [1][2] It certifies that the piece of jewellery conforms to a set of standards laid by the Bureau of Indian Standards, the national standards organization of India. India is the second biggest market for gold and its ...
The old hallmarks were as unique as today's logos, and disputes often arose when one company copied another's stamp. [citation needed] "The words "silver" and "sterling silver" describe a product that contains 92.5% pure silver. Silver products sometimes may be marked 925, which means that 925 parts per thousand are pure silver.
If the gold layer is 12 kt or higher, the minimum layer of karat gold in an item stamped gold-filled marks must equal at least 1 ⁄ 20th the total weight of the item. The most common stamps found on gold-filled jewelry are 1 ⁄ 20th 12kt GF and 1 ⁄ 20th 14kt GF. Also common is 1 ⁄ 10th 10kt. These standards are for modern gold-filled items.
Suffrage jewellery. Suffrage jewellery refers to jewellery worn by suffragists, including suffragettes, in the years immediately preceding the First World War, ranging from the homemade to the mass-produced to fine, one-off Arts and Crafts pieces. Its primary purpose was to demonstrate its wearer's allegiance to the cause of women's suffrage in ...
The Golden Bust of Marcus Aurelius was discovered on April 19, 1939 in Avenches, in western Switzerland. Measuring 33.5 centimetres (13.2 in) high and weighing 1.59 kilograms (3.5 lb), it is the largest known metal bust of a Roman emperor and is considered one of the most important archaeological finds in Switzerland.
211 (2017) Website. www.christofle.com. Christofle is a luxury French silverware and tableware company founded in Paris in 1830 by Charles Christofle. The company is known for having introduced electrolytic gilding and silver plating in France in 1842. The company was acquired in 2012 by one of its shareholders, the Chalhoub family's luxury group.