Marquis Jewelers has one of the largest selection of engagement rings in the Boston area. We have loose stones in all shapes and sizes that can be set in any style setting you like-solitaire, sidestone, halo, and more. Marquis Jewelers has over 1,000 engagement ring settings and mountings in-stock plus ready-to wear engagement rings that already have the center diamond set. Want to create a special engagement ring that is uniquely them, we do custom engagement rings too. Also we have bridal sets in which the engagement ring and wedding band perfectly match.