1 oz Argor Heraeus. 9999 Fine Gold Gold Bar in Assay! GOLD BULLION: ARGOR-HERAEUS MODEL 1 OZ BAR, 1 1OZ BAR. Welcome to Central Mega Pawn, the leading pawn shop in the Inland Empire. Our mission is to provide 5-star service to every customer we meet. We have been serving the cities of Ontario, Upland, Pomona, Claremont, Montclair, Chino, Chino Hills, Rancho Cucamonga, Alta Loma, and the surrounding communities for decades. Helping those in a bind who need cash fast with our competitive short-term pawn loans is what we are well known for. However, we also offer great deals on all types of merchandise including Rolex Watches, Jewelry, Gold, Silver, Coins, Antiques, Tools, Games, Computers, Sporting Goods, Electronics and more.