This maybe what you are after ditto.
Time for appealing.
20. Except where by Ordinance otherwise provided and subject to rule 21, any notice of appeal, whether from an interlocutory or final decision of the High Court, shall be filed with the Registrar of the High Court within thirty days after the decision complained of, calculated from the date on which the judgment or order of the High Court was signed, entered or otherwise perfected.
http://www.paclii.org/other/Western Pacific Court of Appeal Rules 1973.html
