The thickness of the gem portion is another factor in determining value. The price of opal doublets ranges from approximately $24 to $160 per stone, with the price determined by the same factors that govern the value of black and white opals, as described above.
No, if there are multiple cracks then the denture can not be repaired. You have to get the new denture made. The cost of the lower denture will vary between $600 to $800 depending upon the place and the dentist.
1 Most dental insurance covers some or all of the cost of partial dentures (depending on the terms of the policy), up to the policy's annual limit (typically $1,000 -$2,000).