Israel did not produce a proof set in 1948. Indeed, only one coin dated 5708 (the equivalent to 1948 AD) was produced (a 25 mil coin), and it was not made as a proof. If you meant 1984 (Israeli date 5744), according to the Standard Catalog of WOrld Coins, the piefort proof set is valued at about US$10.00, as is the mint set.
What is value of proof set of Commonwealth of the Bahams proof set 1974
The current value of a 1962 US proof set is $29.
The current value of a 1950 proof set is $750.
The value of the set is dependent on condition. However, the proof set value is between $50 and $70 US.
1976 bicentennial proof set silver dollar half and quarter what's the value of this uncirculated set?
The current average value of a 1962 US proof set is $29.
A 1988 proof set has a retail value of $8.00 issue price was $11.00
The 5 coin proof set has a value of $6, the 10 coin set has a value of $15 and the 10 coin silver set has a value of $48.
11-8-11>> The current value of a 1978 US proof set is $9.
11-8-11>> The current value of a 1962 US proof set is $30.
$6 to $85 depending upon which 1999 proof set you have.
current value is $12.00