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Showing posts with label Weighing Silver. Show all posts
Showing posts with label Weighing Silver. Show all posts

Monday, May 11, 2009

Do Newer Flatware Pieces Contain Less Silver?

Let's assume we're talking about sterling pieces. All sterling pieces contain 92.5% pure silver so, ounce for ounce, newer pieces contain the same amount of silver as older pieces. The key phrase here is "ounce for ounce". Manufacturers have been known to manufacture similar pieces with different weights over the years. So, for example, if a fork manufactured in 1940 weighs 60 grams and the same fork in the same pattern manufactured in 1990 weighs 55 grams, the newer fork will have less silver content simply because it has less overall weight than the older piece.

When comparing pieces, you should:
  • Make sure the two pieces are the same (not luncheon fork versus dinner fork, for example)
  • Weigh them, preferably using grams as the unit of measure
  • Assume the heavier piece has more silver

There is one caveat - it's difficult to compare knives and other pieces with non-sterling components.

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Thursday, November 13, 2008

Weighing Silver

In America, our system of weights for most things identifies a pound as being equal to 16 ounces. This is known as the avoirdupois system of weights.

The weight of silver is expressed in the Troy system in which a Troy pound equals 12 Troy ounces. Prices quoted for raw silver refer to Troy ounces. To avoid confusion and misunderstanding, we generally express weight in grams. Here's a conversion chart.
  • One avoirdupois ounce = 28.349523125 grams
  • One Troy ounce = 31.1034768 grams

If you are calculating the weight of silver in a sterling flatware piece, remember that sterling is only 92.5% silver content. It is difficult to calculate the weight of silver in a knife and some serving pieces because part of the piece may be made of something other than sterling, such as a stainless steel blade.

By clicking on "Comments" below, you can see posted comments and add your own questions/comments.