It has been Polished with Chromium to boost shine. It is Yellow Gold Plated Brass
100% Authentic, Extremely Rare and Vintage.
Come with 2 keys
0.8" Width x 1.6" Height
315 is a vintage style made before 2009
*Certificate of Authenticity is not included and only to show the item is authentic as I have a number of in gold and silver from the same batch. I can email a copy upon request.
