The 1989 Nutri-Metics Open was a tennis tournament played on outdoor hard courts at the ASB Tennis Centre in Auckland in New Zealand and was part of Tier V of the 1989 WTA Tour. The tournament ran from January 30 through February 5, 1989.
Patty Fendick defeated Belinda Cordwell 6–2, 6–0
- It was Fendick's 1st title of the year and the 9th of her career.
Patty Fendick / Jill Hetherington defeated Elizabeth Smylie / Janine Thompson 6–4, 6–4
- It was Fendick's 2nd title of the year and the 10th of her career. It was Hetherington's 1st title of the year and the 8th of her career.