Looking for something traditional, yet with a twist for an engagement ring? This ring may just be what you're looking for. A traditional three stone ring, set with a twist: a green Maine tourmaline as the center stone. Set in platinum, this oval green tourmaline measures 7 x 5 mm and weighs 1 carat. It was mined at Mt. Mica in Paris, ME. Accented by two diamonds with a total carat weight of .12 carats.