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Diamonds by Design At Diamonds by Design we custom design and create fine jewellery just for you from diamonds, opals, gems and pearls ethically sourced from conflict-free zones. For 28 years our bespoke jewellery, diamond engagement rings has delighted Sydney's discerning buyers.
Suite 12, 5th Floor Dymocks 428 George St Sydney NSW 2000 Australia

61 2 9232 1611

Member of:

January 2017

The rarest Australian gemstones

Diamonds Sydney, Jewellery Design

Australia has a reputation as a robust gemstone market and Australians are known for their love of gems, both imported and home-grown. However, some of the world’s most special and precious stones are mined in Australia. Among the increasingly rare and unusual are: The pink diamond Pink diamonds are found in the Argyle Diamond Mine … Continue reading The rarest Australian gemstones

Outback treasures and the jewellery they make

Jewellery Design

The Outback is famous for being a rich source of gemstones, and it has become a tradition for tourists to try their hand at fossicking to uncover some of these hidden gems. Let’s look at some of the Outback’s treasures and the jewellery made with them: Sapphires –– there is even a town named after … Continue reading Outback treasures and the jewellery they make

Are these the most expensive diamond rings in the world?

Diamond Rings, Jewellery Design

As recent auctions show, collectors are prepared to pay more than ever for diamonds – especially for an elusive pink or blue gem. 2016 has been a record-breaking year for diamond prices at auction and, with that in mind, here’s a look at some of the most expensive diamond rings in the world. The Blue … Continue reading Are these the most expensive diamond rings in the world?

The dos and don’ts of selling your jewellery

Jewellery Valuation

Before you sell your jewellery, here are some basic dos and don’ts to consider. By following these tips you’ll have a much better idea of your jewellery’s value and be less likely to sell it too cheaply. However, if you are uncertain about the price offered, keep it for now or perhaps remake the pieces … Continue reading The dos and don’ts of selling your jewellery