MARTINEZ, Aura of Watertown, entered into eternal rest in the Beth Israel Deaconess-Lahey Medical Center, Boston.  She was 89 years old.  Aura was born in Guatemala City, Guatemala and lived in Watertown for many years.  Beloved mother of Marco Valiente of Marlborough and the late Ninette Acevedo.  Aura is also survived by 1 brother, 2 sisters, 3 grandchildren, 2 great-grandchildren and 1 great great-grandchild.  Relatives and friens are respectfully invited to attend Aura's visiting hours in the Cafasso & Sons Funeral Home,  65 Clark St. (Corner of Main St.) EVERETT, Saturday, September 10 from 4 p.m. to 7 p.m.  with a funeral home service commencing at 6:30 p.m.  Burial will be private.