diplococci without capsules are common in the sputum, but have no special significance.
And here it says, "Gram negative, diplococci intra- and extra-cellular morphological resembling neisseria gonococci."
diplococcus dip·lo·coc·cus (dĭp'lō-kŏk'əs)
n. pl. dip·lo·coc·ci (-kŏk'sī', -kŏk'ī')
Any of various paired spherical bacteria, including those of the genus Diplococcus, some of which are pathogenic.
Diplococcus Dip·lo·coc·cus (dĭp'lō-kŏk'əs)
A genus of gram-positive anaerobic encapsulated fermenting bacteria having a somewhat elongated spherical shape.