VERTCRS["Saba",
    VDATUM["Saba"],
    CS[vertical,1],
        AXIS["ellipsoidal height (h)",up,
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["Not known."],
        AREA["Bonaire, Sint Eustatius and Saba (BES Islands or Caribbean Netherlands) - Saba - onshore."],
        BBOX[17.56,-63.31,17.71,-63.16]],
    ID["ESRI",115934]]