1989 goldcoast/riviera barbie just picked her up from a local seller and I can't find any information on her other then when she was made and that she goes by 2 different
Mattel | Toys | Nib Ruffle Fun Barbie | Poshmark
Mattel 1999 barbie riviera doll
Riviera Barbie (AA) (#29944, 1995) details and value – BarbieDB.com
Barbie Blowout 1998 Riviera & 1999 Pretty in Plaid Barbies NIB | eBay