Now Showing: Making the world's first diamond water; the Crown that could break the Queen's neck; outback miner finds $50k opal and DIY gift wrapping

Now Showing
Now Showing: Unveil the secrets of the world's most expensive jewellery; how oysters form pearls; and what are the forbidden gems

Now Showing
Now Showing: Witness the creation of a $300,000 sapphire ring; explore India's lab-created diamond industry; and learn more about jewellery repairs.

Now Showing
Now Showing: A journey to world's most exquisite high jewellery treasures; The Australian opal secret you need to know; and how diamonds grow

Now Showing
Now Showing: Can you spot the difference; Sapphires on sneakers; and heart turned into solid gold

Now Showing
Now Showing: Lazy jeweller ruins $200k engagement ring; impossible watch defies physics; and world's largest crystal cave

Now Showing
Now Showing: Meet the jeweller who invented diamond 'grillz'; why is Cartier so expensive?; extravagant peacock necklace gouache illustration

Now Showing
Now Showing: Turning old jewellery into 24 carat pure gold bars at home; see diamonds uncut natural roughs of all sizes

Now Showing
Now Showing: 5 gemstones more expensive than diamonds; Why beautiful things make us happy

Now Showing
Now Showing: Making a lapis lazuli glowing ring; $US70m pink diamond; get to know Australian sapphires

Now Showing
Now Showing: Master jeweller carves humans into gemstones; make synthetic ruby at home; and revisiting Elizabeth Taylor's jewellery