Loose Diamonds | Buy Certified Diamonds Online Australia

0.28 Carat round-cut 7P certified Argyle pink diamond

$77,000
The Euphoria

The Euphoria 0.70 carat round-cut 7PR certified Argyle pink diamond

$143,500
0.16 Carat cushion-cut FPP GIA-certified pink diamond

$33,792
The Peony

The Peony 0.60 carat oval-cut 5P GIA-certified Argyle certified pink diamond 2013 tender stone

$450,000
0.14 total carat parcel of round-cut FLP Argyle pink diamonds

$5,445
0.33 Total carat parcel of round-cut rainbow diamonds

$1,625
0.33 Total carat parcel of round-cut rainbow diamonds

$1,375
0.16 Total carat parcel of round-cut orange and black diamonds

$1,015
0.24 Carat oval cut 5P certified Argyle pink diamond

$76,200
0.01 Carat round-cut FIPP Argyle pink diamond

$3,950
0.01 Carat round-cut FP Argyle pink diamond

$651
0.11 Total carat parcel of fancy apricot and FLP Argyle pink diamonds

$2,935
0.085 total carat parcel of round-cut rainbow diamonds

$2,385
0.19 Total carat parcel of round-cut fancy purple and fancy green diamonds

$1,775
0.141 Total carat parcel of round-cut rainbow diamonds

$2,091
0.45 Carat round-cut fancy light yellow diamond

Special Price $4,850 Purchase Now Price $9,700
0.39 Carat round-cut fancy light yellow diamond

Special Price $4,150 Purchase Now Price $8,300
0.42 Carat round cut fancy light yellow diamond

Special Price $4,600 Purchase Now Price $9,200
0.01 Carat round-cut FPP Argyle pink diamond

$965
0.20 Carat oval cut FIP Argyle pink diamond

$25,000
0.08 Carat round-cut FDP GIA and Delta-certified pink diamond

$46,985
0.16 Carat oval cut FIP Argyle pink diamond

$21,000

Loose diamonds from Nina's Jewellery

At Nina's Jewellery, we make it easy to buy loose diamonds online, whether you're sourcing a stone for a custom engagement ring or growing a collection of rare, beautiful diamonds. Every diamond in our range is professionally graded, so you can buy loose diamonds with complete confidence in their quality and value.

Buy loose diamonds online in Australia

As one of the most trusted places to buy diamonds online, we offer an extensive range of loose diamonds for sale, from classic white diamonds to some of the rarest fancy colours on the market. Each diamond is hand selected by our team for its cut, clarity, colour and carat, so you know you're investing in a stone of genuine quality. Whether you're designing a one of a kind engagement ring or adding to a growing collection, our experts can help you find a diamond that suits your style and budget.

Where to buy loose diamonds for every style

Our collection includes some of the rarest diamonds in the world, including Argyle pink diamonds sourced from Western Australia's Kimberley region, prized for their exceptional rarity and provenance. For collectors after something truly unique, our Argyle blue diamonds are among the most sought after coloured diamonds in the world. If you're after a more contemporary and budget friendly option, our range of lab grown loose white diamonds offers the same brilliance and certification with a smaller footprint.

Certified diamonds for every occasion

From engagements to anniversaries and milestone gifts, a diamond marks a moment that matters. Our certified diamonds come with full documentation of their quality and origin, so every purchase is as meaningful as the occasion it celebrates. Our team of diamond experts is on hand to guide you through the process, from selecting a stone to setting it in a design that's entirely your own.

Frequently Asked Questions

Where can I buy loose diamonds in Australia?

Nina's Jewellery is one of Australia's leading destinations to buy loose diamonds online. Our range spans natural white diamonds, rare Argyle pink and blue diamonds, and lab grown diamonds, all available to browse and purchase from the comfort of home.

Are your loose diamonds certified?

Yes. Many of our diamonds for sale are GIA or IGI certified, and all are professionally graded, giving you an independent guarantee of each stone's cut, clarity, colour and carat weight.

Is it safe to buy diamonds online?

Absolutely. When you buy diamonds online with Nina's Jewellery, our team is available to answer any questions before, during and after your purchase.

What's the difference between natural and lab grown diamonds?

Natural diamonds are formed over billions of years beneath the earth's surface, while lab grown diamonds are created in a controlled environment but share the same chemical and physical properties. Both are available in our range, so you can choose the option that best suits your style, values and budget.