Very easy, very beautiful song. The whole song is these four chords, fingerpicked:
C: x32010
D9: x54030
Em9/B: x24030
Em: 022000
C D9
Lovers accustomed to tragedy
Em9/B Em C
See every kiss in the window across the street
D9 Em9/B Em
Breezes and blessings passing by, ah ooh-oh.
Enjoy. 