NEW YORK, NY – October 3, 2011 – (RealEstateRama) — Halstead Property Development Marketing today announced that Harlem Sol 121 and 123, a new two-building condominium development in Harlem, are both 50% sold. Harlem Sol is a combination of two adjacent, yet distinct buildings located at 121 and 123 West 131st Street between Lenox Avenue and Adam Clayton Powell Boulevard. Harlem Sol 121 is a brownstone completely renovated and restored in a manner that speaks to history and luxury; and Harlem Sol 123 is a new-construction building featuring a modern design with hints of traditional brownstone characteristics.