Vintage Silver Very Detailed Opening Horsebox with Horse Inside Charm

A wonderful vintage horse inside a horsebox charm which is made in all silver.  It is on a hinge which opens up revealing the horse inside.  There is a main window and then 3 on the other side.

It measures 14mm x 8mm x 10mm.

Weight - 4.5gms.

Unmarked but tested as silver.

The condition is very good.  The hinge still opens and closes securely.  Please see the photographs as these are part of the description.

Stock Reference - J79