Not much.
f you mean a US quarter dated 1964 it's not sterling silver, it's coin silver (.900 silver & .100 copper) and value as of today is $3.25 just for the silver
If you mean a US quarter dated 1962 it's not sterling silver, it's coin silver (.900 silver & .100 copper) and value as of today is $3.25 just for the silver
An ounce of silver is worth about $20 depending on the purity of the silver. Sterling silver is now selling for $19.98 per ounce as of 2/11/14 at 9:35 a.m.
15 grams of sterling silver is worth aprox: 8.00 todays prices but you will be lucky to get half that at a pawn shop
Based on the spot price of silver at the end of March 2018, and assuming it's pure (not sterling or coin) silver, 139.5g is worth about $74 US dollars.
Not much!
broach
$0.36
200 USD
US dimes before 1965 were 90% silver. Sterling is 92.5%. 1934 is a common date, only worth about $2.
An ounce of Sterling silver is worth $19.98 in US dollars as of 2/11/14 at 9:37 a.m. This is 12.14 British Pound Sterling.
23 grams of 925 silver necklance
5 $
about 900 dollars .
Sterling Silver is 92.5% pure. Therefore, 1 gram of Sterling Silver contains 0.925g of pure silver. 1 gram of sterling silver is worth: 0.5714 x 0.925 = £0.5285 Rounded up, a gram of sterling silver is worth 53p / gram. As of 20/01/2011, fine silver is priced at £17.7729 / Troy Ounce (source: lbma.org.uk). There are 31.103 grams in a Troy Ounce. Therefore, 1 gram of fine silver is worth: 17.7729 / 31.103 = £0.5714
As of 1 May 2014, the price of silver is down to $19.06 per ounce, and sterling silver is 92.5% pure. Weigh your item and do the math.
Unfortunately, only the silver is worth anything because the Gold is almost unrecoverable.