1 oz Gold Bars. Proof & Mint Sets. 5 oz Gold Bar – Secondary Market. Photos in this listing may or may not be stock photos. The photos are meant to be an indication of the product you will receive. Contains 5 oz of. Individual bars are presented in plastic. Obverse: Varies depending upon the bar you receive. Reverse: Varies by bar. APMEX stands behind every 5 oz of Gold bar in our vast inventory. Protect your 5 oz Gold Bar from fingerprints by adding cotton gloves. Add these secondary market 5 oz Gold bars to your portfolio today! The Gold bars you receive will be of our choosing limited to stock on hand. This is not a photo of the actual item.