Dependin on EXACTLY what you have and its condition, it could be anywhere from a few hundred to tens of thousands of USD.
The going rate for a browning model 870 shotgun is usually $499-$599 depending on the dealer. The price depends on the gauge desired and shipping costs.
50-500 usd
50-500 uSD
We would need the model,gauge garde and a complete description of the gun. The question that you have asked is like,"How much is a Ford worth?".
Need a detailed description
50-500 USD or more
50-500 usd
100-400 USD
Between 275-500 dollars depending on the barrel type your shotgun has and the overall condition of the shotgun in question.
Impossible to answer without a detailed description of all features and markings.
Please check the following link http://wiki.answers.com/Q/What_is_the_value_of_a_Browning_Sweet_Sixteen
Browning now offers history letters. 50-400 USD