This is a salon-style character piece following the standard 19th-century lullaby traditions. It features a flowing accompaniment pattern beneath a simple, singable melody.
Focus on maintaining an even, rhythmic rocking motion in the left hand while projecting the melodic line.
Comparable difficulty and character — good candidates for what to learn next.
Berceuse in A-flat major (Op.1) is rated Henle level 4 of 9 — intermediate repertoire, roughly ABRSM grades 5–6. In the RCM system it corresponds to about level 6.
You should be comfortable at Henle level 4 — meaning you can already play level 3–4 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 Berceuse in A-flat major (Op.1) lasts about 3 minutes.
Berceuse in A-flat major (Op.1) 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 Berceuse by W. Junker, Berceuse No.2 by W. Junker, Nocturne in E-flat major, No. 2 by Frédéric Chopin — see the full similar-pieces list on this page.