Cockerel Rooster Sterling Silver Page Book Mark Vintage English.
The English hallmark can be found to the rear, this is where you see a lion head for the London assay office along with the date letter for the year 2006. The makers mark reads 'DS'.
Size 8.2 x 3.5 cm or 3.2 x 1.37 inches.
Weight 11.7 grams or 7.5 penny weight.