Mari Thomas, from Llanelli, and Nicola Palterman, from Neath won the commission to create the cup in November 2007.
Tickets for Saturday’s clash between Wales and South Africa will be on sale on matchday from the WRU Store and Ticketline on Westgate Street from 9am priced from £20 per person for a family ticket and singles at £25, £40, £50, £65.