Powerful Chest Key, Nuremberg 17th Century, And Its Engraved Dome

We are buyers of key collections, and collector's keys
Magnificent 17th century locksmithing, of beautiful proportions, composed of a key with powerful ring, hollow rod, thick rectangular bit, with a straight muzzle, saw openwork of 3 star-shaped holes. Key slides on the rod of  dome, and fits perfectly on the stars of the latter, beautiful to see.
Top of dome is engraved, the fasteners are cut like flowers, all in curves (a "mustache" is missing).
This object is in condition of discovery: Once the is entered and placed, a malfunction prevents it from continuing its rotation. In addition, the massiveness of parts requires a serious grip, and the cracked ring has been clumsily re-soldered, (photos)
Beautiful locksmithing, South Germany, circa 1680…. 
Dome: 9cm x 16cm x 6cm and 1kg, Key: 15.5cm x 8.5cm and 300g
This item is for immediate purchase, payable by credit card or paypal.
- eclectic – antique dealers since 1970, Siret: FR 24.430113233. Invoice and Certificate are attached to each of our shipments.