In your case The divorce in Newsland court is not valid.the main reason is you are not domiciled and permanently resident NZ.More over the jurisdiction assumed by the foreign court as well as the ground on which the relief is granted must be in accordance with the matrimonial law under which the parties are married. The exceptions to this rule may be as follows: (i) where the matrimonial action is filed in the forum where the respondent is domiciled habitually and permanently resides and the relief is granted on a ground available in the matrimonial law under which the parties are married; (ii) where the respondent voluntarily and effectively submits to the jurisdiction of the forum as discussed above and contests the claim which is based on a ground available under the matrimonial law under which the parties are married; (iii) where the respondent consents to the grant of the relief although the jurisdiction of the forum is not in accordance with the provisions of the matrimonial law of the parties.
So better to apply divorce in Indian Court under Section 28 of the Special marriage Act, 1954 .And with draw the contesting case which you have filed 2 years before.
A petition for divorce may be presented to the District Court by both the parties together on the ground that they have been living separately for a period of one year or more, that they have not been able to live together and that they have mutually agreed that the marriage should be dissolved.
Secondly on the motion of both the parties made not earlier than six months after the date of the presentation of the petition referred to it in sub-section (1) and not later than 18 months after the said date, if the petition is not withdrawn in the meantime, the District Court shall, on being satisfied, after hearing the parties and after making such inquiry as it thinks fit, that a marriage has been solemnised under this Act, and that the averments in the petition are true, pass a decree declaring the marriage to be dissolved with effect from the date of the decree.