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About Us

Constable & Co Australian Boulder Opal and Pearl Specialists. 

We have been in the Opal, Pearl and Gem industry since the early 1980s, retailing, wholesaling, cutting and mining Opals throughout Australia and Internationally.

Based in Queensland, we source only genuine Australian Boulder Opal and Pearls.

Australian Opal

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Australian Boulder Opal 51.96ct Queensland Natural Stone

$2,100.00

Australian Boulder Crystal Pipe Opal 4.58ct Queensland Natural Stone

$1,500.00

Australian Boulder Opal 24.85ct Queensland Natural Stone

$1,500.00

Australian Boulder Opal 39.85ct Queensland Natural Stone

$2,950.00

Australian Boulder Opal 13.42ct Queensland Natural Stone

$3,200.00

Australian Boulder Opal 12.97ct Queensland Natural Stone

$3,400.00

Lightning Ridge Black Opal 13.44Ct Australian Natural Multi Colour Stone

$1,995.00

Australian Boulder Opal 94.40ct Queensland Natural Stone

$4,500.00

Australian Boulder Opal 8.80ct Queensland Natural Stone

$2,750.00

Dealers in Australian Opal Established since 1985

Latest News

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  • December 17, 2020
  • admin

Australian Boulder Opal natural drilled pendants

Australian Boulder Opal natural drilled pendants arrived today spectacular colours and shapes these won’t last long. Shop now in Opal Jewellery for the new stock 

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  • December 17, 2020
  • admin

Australian Boulder Opal HandMade

Just listed today our new range of Australian Boulder Opal HandMade silver Bangles for that last minute Christmas Gift see our Opal Jewellery section for our full range 

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  • December 17, 2020
  • admin

Australian Boulder Opal at Eromanga

A spectacular find of Australian Boulder Opal at Eromanga in South Western Queensland capturing all the essence of Gem of opal with brilliant spectral colour and clarity of colour these find will be cut into spectacular gems    

Newsletter

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