Varsha Gohil, 50, along with another ex-wife, Alison Sharland, had argued in a joint case that their ex-husbands misled judges about how much they were worth and they should get more money.
Britain's top court agreed that their claims must be re-assessed by the High Court, where the decision on the final divorce settlement will now be made.
"There are absolutely no winners in divorce and more than a thought has to be given to the children of families locked in this type of litigation. The price they pay is a very heavy one.
Gohil had agreed to receive 270,000 pounds and a car in her 2004 divorce settlement six years before her ex-husband, Bhadresh Gohil.
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In 2010, Bhadresh was convicted of money laundering sums of up to 37 million pounds and jailed for 10 years. He helped a Nigerian politician steal a reported 50 million pounds from the oil-rich region he governed.
It was at his criminal trial, evidence said he had failed to disclose his true wealth in divorce proceedings.
In both cases, lower courts ruled the men were dishonest, but did not make them increase the payouts to their former wives or suggest a new hearing.
"The respondent failed to discharge his duty to make full and frank disclosure," Lord Wilson said in reference to Gohil's case.
Ros Bever from the law firm Irwin Mitchell, a specialist family and divorce lawyer representing both women, said courts had "turned a blind eye" to spouses who conceal assets and mislead court for too long.
The hearing, before seven justices at the Supreme Court in London, sets a legal precedent on whether non-disclosure entitles a claimant to reinstate a concluded divorce trial.