No known sn data published.
Possibly if it is a Browning made by Miroku.
1998
1998
Miroku guns made under their name does not have serial info published. Winchester, Charles Daly and Browning have all been made by Miroku in the past. Do you have a model?
No way to answer since you did not give the serial number.
Age of the gun is important, not the value.
2006 if it is using the Browning date system
Impossible to answer without more information. Could be 100-10000 USD
Crescent made millions of single shot shotguns marked with hundreds of different trade names from 1892 to 1931. There are no records available to determine the exact age of any particular gun. Value is minimal - $20 if it is busted or rusted, maybe $120 if it is almost unused.
He shot himself when he was 12.
The CBC shotguns are an economy line made in Brazil and they have been imported and sold through KMart, etc. There are no published serial number lists but they have been sold from the 1980's through present. No collector value, and minimal shooter value.
The value of a Miroku Model 6000 can vary significantly based on its condition, age, and specific features. Generally, these shotguns can range from around $1,000 to $2,500 in the used market. For a precise valuation, it's best to consult recent sales or an expert appraiser familiar with the specific model and its condition.