Historical mortice key 1680s reproduction using the lost wax casting process in China bronze with 1% fine gold content  

• Manufactured around 1972 
• Historical bearded key - Mortice key - reproduction 
• Manufactured using the lost wax process - a unique piece. 
• According to an old Chinese bronze recipe with a 1% fine gold content to achieve the beautiful dark color. 
• Original key is from 1680 - 1680s 
• With plexiglass tube - the original packaging and the donor's letter with data about the beard key and its production - was a promotional gift for business partners 
• Weight of the key without tube approx. 175 g = 0.175 kg 
• Gold content in the bronze approx. 1% = 1.75 g 999.9 fine gold 
• Length of the beard key approx. 15 cm 
• Beautyful rare piece for key collectors  

In very good used condition, the writing is wrinkled and stained, the key itself looks like new, the plexiglass tube also like new, look at the pictures