Lancaster Antiques has dated this piece to the Victorian era.
It isn't shiny it is a soft dark brown/black in colour, the camera has caused the shine.

The bird measures 10cm in height and approximately 8.5cm across and weighs about 0.6kgs.
We cannot be sure of what it is made from, perhaps lead based material or similar.
Lancaster Antiques has dated this piece to the Victorian era.
You can view the stock and full dealer information on the Lancaster Antiques Profile Page