Rafi Ben-David Diamonds Netanya Ltd purchases, cuts, finishes and trades fine diamonds for sale to wholesalers and distributors. Founded in 1964, Ben-David Diamonds is a private company owned by Rafael Ben-David and his son Shimon Ben David. Company headquarters are at the Diamond Exchange complex in Ramat-Gan, Israel; Its products include certified (GIA/IGI) and non-certified gems in all fancy shapes including Princess, Emerald, Heart, Pear, Radiant, Cushion and Round cuts, amongst others.