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Now Showing: Making an 18-carat gold bracelet; 185-year old Victorian ring; and how rare gemstones are found 300-foot-deep mines?
Image Gallery (6 Images)
The Mooka Boys unearth concrete opal
‘Beautiful’ 185-year old Victorian ring has a hidden secret
Making a men’s 18-carat gold bracelet
How rare gemstones are found 300-foot-deep mines
Argyle pink diamond grading system explained by John Calleija
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