This lighthearted work is emblematic of the Neapolitan song culture of the early 20th century. It features a sweeping, emotive melody supported by traditional harmonic structures.
The expressive use of rubato is essential for capturing the vocal nuances of the original melody.
Comparable difficulty and character — good candidates for what to learn next.
'A bella d''e belle is rated Henle level 3 of 9 — late beginner repertoire, roughly ABRSM grades 4–5. In the RCM system it corresponds to about level 4.
You should be comfortable at Henle level 3 — meaning you can already play level 2–3 pieces cleanly. Learning it one level early is possible as a stretch piece, but more than that usually leads to months of frustration.
A typical performance of 'A bella d''e belle lasts about 3 minutes.
'A bella d''e belle is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.
Pieces at a comparable difficulty and character include 'O marito by Vincenzo Di Chiara, 'E zzite cuntignose by Vincenzo Di Chiara, 'A tossa by Vincenzo Di Chiara — see the full similar-pieces list on this page.