Anyone keen to pick up the ring, valued at NZ$5,000 ($3,268), will need to be in New Zealand's capital city, Wellington, on Saturday to join the hunt, the Dominion Post newspaper reported.
Clues to the ring's whereabouts will start being posted on social networking site Twitter (http:/twitter.com/donoogle_com) at 8 a.m. local time on Saturday (2000 GMT on Friday).
Link to story. Link to Twitter feed.