Raritan entrepreneur says his buried-treasure business is a matter of knowing where to dig RARITAN — For more than 25 years, Ronnie DeGhetto has had a fever— gold fever that is. The lifelong borough resident is a self-proclaimed treasure hunter and owner of The Gold Digger — a metal detector and treasure hunting business. It was a love of old pirate movies that got DeGhetto out on the search for treasure. Read more on The Somerset Messenger-Gazette