For your consideration, here is a New Sentry Safe Cash Box, no. CB-10, with 2 Keys, made in China.  The box has very little wear on it.  This was a gift I received, but I already have a cash box.  It is not fire or water proof. Item pictured is the actual item up for sale and comes from a non-smoking household.  (294.300h-3.8sb)
 
Features:
 
Key Lock For Privacy
Steel Construction
Removable Money Tray For Coins
 
Specifications:
 
Capacity 0.12 Cubic Feet
Interior Dimensions:  3.0 inch - height, 9.7 inches - width, 7.0 inches - depth
[Thanks for looking!]