[2] Materials she has incorporated into her jewellery include rubber bands, wood dowelling, sequins, tape, leather, paua shell veneer, stuffed toys, artificial grass, freshwater pearls, steel, lacquer and fabric.

[6] Art historian Dionea Rocha-Watt observes that Walker "may have abandoned some traditional skills but is still referencing the history of jewellery, with a great sense of colour and composition.

She has noted that the site provides a "huge hunting ground" for inspiration, and that currently she draws more from imagery she finds online than on objects in the physical world for starting points for her own making.

[12]Art historian Maya Love has commented on Walker's documentary process, stating that the artist "photograph[s] each piece against a white or grey background.

Walker's work was included in Collecting Contemporary (2011–2012)and Bone Stone Shell (2013–2014) at the Museum of New Zealand Te Papa Tongarewa.

[32] In the 2022 Queen's Birthday and Platinum Jubilee Honours, Walker was appointed an Officer of the New Zealand Order of Merit, for services as a jeweller.