Billionaire heir sues ex-fiancee to reclaim $326k engagement ring

The son of a US billionaire is suing his ex-fiancee to reclaim an engagement ring said to be worth $AU326,000, Page Six reports. 

According to court documents, Wyatt Koch - the eldest son of businessman and sailor Bill Koch - is demanding Ivie Gabrielle Slocumb return the ring after she “broke off” their engagement in May.

Koch purchased the 8.24-carat diamond sparkler in March for $AU235,000, but his lawyers claim its worth has substantially increased. 

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A ‘platinum diamond pendant’ is also referenced in the documents, but its return is not demanded

The circumstances of the couple’s relationship breakdown have not been reported.

According to the Daily Mail, Slocumb has been given until January 2 to respond to the lawsuit.