100-450 or so
100-400 or so depending on condition.
50-325 usd
100-400 USD depending on condition, box, accessories, paperwork, etc..
The 669 was made from 85-88
Ask a gunsmith for help.
No serial number provided.
50-500 usd
50-500 usd
Request a manual from S&W or ask a gunsmith for help.
50-300 USD or so
Recommend you ask a gunsmith for help or ask S&W for a manual.