Guvamombe is set to make a ruling whether the six were arrested lawfully and have any charges they are facing.
The six are Lovemore Kurotwi, Canadile diamond mine chief executive officer, Dominic Mubaiwa Zimbabwe Mining Development Company (ZMDC) CEO, John Tichaona Muhonde, Gloria Mawarire, Ashton Ndlovu and Marck Tsomondo.
Muhonde, Mawarire,Ndlovu and Tsomondo who are ZMDC officials are accused of misleading the Mines ministry to ward the licence for Canadile in a case linked to Zanu PF interna
Kurotwi is accused of making representations by the state that his company Core Mining, which is registered in South Africa will inject US 2 billion dollars in a joint venture with Marange Resources a government owned company.
Marange Resources which is owned by the ZMDC and Core Mining later formed Canadile Mine company which Kurotwi is the chief executive officer.
Muhonde, Mawarire,Ndlovu and Tsomondo who are ZMDC officials iare accused of misleading the Mines ministry to ward the licence for Canadile.
Canadile has since been in operational and has already sold more than one million carats of diamonds.
Kurotwi, it is alleged duped the Ministry of Mines with the his other five co-accused that Core Mining will fund mining operations from a US2 billion dollars which it will get from their main company named BSRG.
The court spend the whole day on Monday with defence lawyers making aplications for refusal of further remand after they said the police unlawfully arrested their clients.
However, magistrate Guvamombe is expected to make a ruling on Tuesday whether the six accused are properly before him.
"You are remanded in custody. Come to court tomorrow morning at 9am," Guvamombe said.
Zimbabwe Marange diamonds have been marred by controversy as some members of the Kimberley Process, a diamond watchdog have called for the ban of the country’s gems, but Zimbabwe has said it will sell its gems whether KP decides against the sell of the diamonds.