Sort by:
9.7ct boulder opal 16.8x11.9x4.2MM
$25,993.50AUD
Gem type: OpalDescriptionNatural Solid Untreated Australian Boulder Opal Polished StoneWeight: 9.7caratsDimensions: 16.8mm x 11.9mm x 4.2mmSource: Queensland, AustraliaSize and weight are approximateFollow Us:Instagram: @opal.mermaidsFacebook:facebook.com/Opal.MermaidsPinterest: pinterest.com.au/opal.mermaids
8.85ct black opal 18.9x8.9x6MM
$12,343.50AUD
Gem type: OpalNatural Solid Untreated Australian Black Opal Polished StoneWeight: 8.85caratsDimensions: 18.9mm x 8.9mm x 6mmSource: Lightning Ridge, NSW, AustraliaSize and weight are approximateFollow Us:Instagram: @opal.mermaidsFacebook:facebook.com/Opal.MermaidsPinterest: pinterest.com.au/opal.mermaids
20.51ct boulder opal 19.5x18x5.9MM
$12,993.50AUD
Gem type: OpalDescriptionNatural Solid Untreated Australian Boulder Opal Polished StoneWeight: 20.51caratsDimensions: 19.5mm x 18mm x 5.9mmSource: Queensland, AustraliaSize and weight are approximateFollow Us:Instagram: @opal.mermaidsFacebook:facebook.com/Opal.MermaidsPinterest: pinterest.com.au/opal.mermaids
13.81ct boulder opal 24.5x12.9x6.1MM
$38,993.50AUD
Gem type: OpalDescriptionNatural Solid Untreated Australian Boulder Opal Polished StoneWeight: 13.81caratsDimensions: 24.5mm x 12.9mm x 6.1mmSource: Queensland, AustraliaSize and weight are approximateFollow Us:Instagram: @opal.mermaidsFacebook:facebook.com/Opal.MermaidsPinterest: pinterest.com.au/opal.mermaids
16.3ct boulder opal 24.7x15.1x5.6MM
$971.75AUD
Gem type: OpalDescriptionNatural Solid Untreated Australian Boulder Opal Polished StoneWeight: 16.3caratsDimensions: 24.7mm x 15.1mm x 5.6mmSource: Queensland, AustraliaSize and weight are approximateFollow Us:Instagram: @opal.mermaidsFacebook:facebook.com/Opal.MermaidsPinterest: pinterest.com.au/opal.mermaids
5.35ct boulder opal 19.4x9.5x4.8MM
$9,093.50AUD
Gem type: OpalDescriptionNatural Solid Untreated Australian Boulder Opal Polished StoneWeight: 5.35caratsDimensions: 19.4mm x 9.5mm x 4.8mmSource: Queensland, AustraliaSize and weight are approximateFollow Us:Instagram: @opal.mermaidsFacebook:facebook.com/Opal.MermaidsPinterest: pinterest.com.au/opal.mermaids
3.58ct black opal 17.7x12.6x3.1MM
$10,725.00AUD
Gem type: OpalNatural Solid Untreated Australian Black Opal Polished StoneWeight: 3.58caratsDimensions: 17.7mm x 12.6mm x 3.1mmSource: Lightning Ridge, NSW, AustraliaSize and weight are approximateFollow Us:Instagram: @opal.mermaidsFacebook:facebook.com/Opal.MermaidsPinterest: pinterest.com.au/opal.mermaids
43.7ct black opal 37.2x22.8x8MM
$38,935.00AUD
Gem type: OpalNatural Solid Untreated Australian Black Opal Polished StoneWeight: 43.7caratsDimensions: 37.2mm x 22.8mm x 8mmSource: Lightning Ridge, NSW, AustraliaSize and weight are approximateFollow Us:Instagram: @opal.mermaidsFacebook:facebook.com/Opal.MermaidsPinterest: pinterest.com.au/opal.mermaids
6.9ct boulder opal 20.1x11x4.5MM
$21,450.00AUD
Gem type: OpalNatural Solid Untreated Australian Boulder Opal Polished StoneWeight: 6.9caratsDimensions: 20.1mm x 11mm x 4.5mmSource: Queensland, AustraliaSize and weight are approximateFollow Us:Instagram: @opal.mermaidsFacebook:facebook.com/Opal.MermaidsPinterest: pinterest.com.au/opal.mermaids
5.5ct boulder opal 13.7x9.1x4.6MM
$6,435.00AUD
Gem type: OpalNatural Solid Untreated Australian Boulder Opal Polished StoneWeight: 5.5caratsDimensions: 13.7mm x 9.1mm x 4.6mmSource: Queensland, AustraliaSize and weight are approximateFollow Us:Instagram: @opal.mermaidsFacebook:facebook.com/Opal.MermaidsPinterest: pinterest.com.au/opal.mermaids
4.72ct black opal 13.2x12.3x4.9MM
$32,493.50AUD
Gem type: OpalNatural Solid Untreated Australian Black Opal Polished StoneWeight: 4.72caratsDimensions: 13.2mm x 12.3mm x 4.9mmSource: Lightning Ridge, NSW, AustraliaSize and weight are approximateFollow Us:Instagram: @opal.mermaidsFacebook:facebook.com/Opal.MermaidsPinterest: pinterest.com.au/opal.mermaids
14.71ct boulder opal 23.7x14.1x5.8MM
$5,846.75AUD
Gem type: OpalNatural Solid Untreated Australian Boulder Opal Polished StoneWeight: 14.71caratsDimensions: 23.7mm x 14.1mm x 5.8mmSource: Queensland, AustraliaSize and weight are approximateFollow Us:Instagram: @opal.mermaidsFacebook:facebook.com/Opal.MermaidsPinterest: pinterest.com.au/opal.mermaids