Yes, you can get the value of cell using dataGridView1.CurrentCell.Value see example:
private void dataGridView1_CellDoubleClick(object sender, DataGridViewCellEventArgs e)
{
double cellValue;
bool result = Double.TryParse(dataGridView1.CurrentCell.Value.ToString(), out cellValue);
if (result)
MessageBox.Show(cellValue.ToString());
else
Console.WriteLine("cell value could not be parsed.");
}
refer:
datagridview[
^]