1) An unsealed crate 2) Not established or confirmed 3) Not sealed 4) Opened 5) Opened a lettre de cachet 6) Shut no more 7) Uncertain Found on https://www.crosswordclues.com/clue/unsealed
not sealed; not stamped or marked with a seal: unsealed cargo. · not shut or closed with or as if with a seal: an unsealed letter; an unsealed crate. · not verified, certain, or confirmed: His fate was still unsealed. Found on https://www.infoplease.com/dictionary/unsealed