J.Rosée via Amazon offers its J.Rosée Watch/Jewelry Box for $10.87. Coupon code "J7BWHXHE" drops the price to $4.89. Plus, Prime members receive free shipping. That's $6 off and the lowest price we could find. It features a clear acrylic display window.

Update: The price has since dropped to $5.87 before the discount, or $2.64 after.