100-300 USD or so
100-1000 USD depending on specifics
Yes
what is a 1978 .38 special colt cobra serial #m52453 nickel plated with pearl handle worth?
S&W never made a 38 Magnum. A Model 36-10, AKA The 38 Chief's Special, which is chambered in 38 Special, is worth 100-400 USD
Depends on what the special edition is, but an armscor .38 Spl is worth about $215 to $220 New
300
$1.04
20-40 USD or so
@ 50 cents apiece
Requires professional appraisal
for grips try: edssportshop.com