The 37-year-old royal - who is expecting her first child with Harry, 34 - donned a $595 gorgeous sky blue shirt dress by American brand Veronica Beard from their ready-to-wear collection whilst attending the unveiling of The Queen's Commonwealth Canopy at Tupou College.
They held hands as they left the aircraft and were greeted by Prime Minister Jacinda Ardern and Wellington mayor Justin Lester before mingling with the Invictus athletes.
Although the tour is almost two weeks in now, the enthusiasm hasn't waned among Kiwi fans, with roars erupting as the royals arrived at their first public event in the country.
It is the couple's final day in Australia before they head to New Zealand on Sunday where they will be till October 31. Both had remembrance poppy pins on their chests.
Prince Harry took time to have small-talk with Harry complimented him about his attire and even his hair colour.
Governor-General (Dame) Pasty Reddy welcomed the royals to her home and, as they stepped onto the grass in front of the colonial building, the Maori welcome or Powhiri began.
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She said: 'Suffrage is not simply about the right to vote but also about what that represents: the basic and fundamental human right of being able to participate in the choices for your future.
They will take part in a wreath laying ceremony at the Pukeahu National War Memorial at the tomb of the unknown warrior at about 4:45pm.
A small number of protesters chanted "No more war" as the duke and duchess climbed the steps to the memorial which commemorates the 300,000 New Zealanders which served their country.
The tour marks Harry's fifth visit to Australia, his last being in June 2017 when he launched the countdown to his Invictus Games for wounded and ill defence veterans in Sydney this month.
Also among the crowd was Jan Richardson who opted for a more direct approach when asking the duke and duchess for a picture.