Proofhouse.com has Colt sn tables
That serial number would put it as an Official Police made in 1968
A Colt police positive special with that serial number was made in 1964.
about 1920
1931
made about 1952
50 years ago
If it is a Colt police positive special, it was produced in 1910.
1964 Police Positive Special & Detective Special
Looking at My book "Colt An American Legend by R.L Wilson" The serial Number of your Colt Police Positive indicates it was manufactured in late 1930. Chuck L_ Dothan Al
That Colt police positive special with serial # 594826was manufactured in 1951.
you would need the serial number to look up date manufactured.......................
Don't know the value,but a Colt police positive .32 with that serial # was produced in 1908. Or, 1909