General Diamond FAQs

What are the 4C's?

The 4C's describe a diamond's characteristics, These are Carat (size), Color, Clarity and Cut and are the industry grade standards from the Gemological Institute of America (GIA). Every natural mined and lab grown diamond is specifically graded on this criteria.

Can I see the diamond before purchasing?

Yes if that is what you prefer. We offer locally stocked natural mined and lab grown diamonds, meaning you can find your diamond on our website and then request to view it in our showroom before making that final decision. We also offer 360 degree video for most of local and international diamonds. Internationally stocked diamonds cannot be seen in the showroom before purchase as these are purchased directly from the international diamond marketplace.

Can I understand more about your natural Diamonds?

We go beyond the 4's when selecting diamonds to offer our customers. All our diamonds are GIA certified and do not generally use any other lab to grade our natural diamonds. We also see eye clean diamonds that do not have any BGM (Blue Grey undertones or Milky opaqueness) Additionally we only recommend non to slight flourescence. By only sourcing our diamonds from the most respected diamond suppliers we can assure you will recieve a premium quality diamond.  

What If I cannot find a Diamond that I am after?

We have an extensive database or locally stocked and international diamonds, but if there is a diamond spec you cannot find please send an email to sales@kavalri.com.au and will will advise if we can source that particular diamond for you.

Can I return my Diamond once I have purchased it?

Customers have the option to select a diamond online with high definition video and accompanying diamond certificate or by choosing a local diamond which they can view in our showroom before purchasing. Once a diamond is purchased we cannot accept returns on the loose diamond.


Most definitely! We only sell GIA certified natural diamonds and IGI & GCAL certified lab grown diamonds. Both our natural and lab grown diamonds are accompanied with detailed reports that can be easily viewed via our diamond portal.


We make building your perfect diamond engagement ring easy! Our extensive range of world class ring designs allow customers to simply select their desired ring setting and then pair the perfect natural mined or lab grown diamond to match. Our ring settings on our website are priced with the side diamonds only (if applicable) but not the centre diamond. This provides our customers with the choice and peace of mind to find the perfect diamond that will best meet their needs and budget.

What is your average price for a natural diamond engagement ring?

Our natural diamond engagement rings start from as low as $3,500 and we sell rings up to around $40,000. The average natural diamond engagement ring purchase is betweeen $9,000 - $12,000.


Are lab grown diamonds less expensive than natural mined diamonds?

Yes they are priced significantly less. Lab grown diamonds offer excellent purchase value and are more affordable compared to natural mined diamonds with like for like 4C specifications.

How is a lab grown diamond made?

Lab grown diamonds are grown from small carbon diamond seed through the the use sophisticated technology by two methods. This is either extreme pressure and heat or a process known as CVD that simulates the method of natural diamond formation. Some lab diamonds grown through CVD may also undergo pressure and heat treatment after they are grown. More information.

Are lab grown diamonds real diamonds?

Yes - lab grown diamonds are real diamonds. Lab grown diamonds display the same physical, chemical, and optical characteristics as natural mined diamonds, along with the same scintillation, and sparkle. Lab grown diamonds are almost impossible to differentiate from natural diamonds with the naked trained eye. Lab grown diamonds can be distinguished from natural diamonds if specialised equipment is used to test them.

Do lab grown diamonds come with a certification?

Yes! All our lab grown diamonds are graded to the same standards as our natural mined diamonds. That means your lab-created diamond will be accompanied by an independent laboratory report detailing its 4C's- cut, color, clarity, and carat weight. Our lab grown diamonds are graded by either the international Gemological Institute (IGI) or the Gem Certification and Assurance Lab (GCAL).

Are lab grown diamonds flawless?

Similar to natural diamonds, lab grown diamonds will be unique in color, clarity, and cut. Each lab grown diamond is distinctive. Lab grown diamonds may contain minor internal or surface inclusions. Lab diamonds are evaluated and graded by accredited gemological labs that also certify natural mined diamonds, using the same strict standards.

Can I insure my lab grown diamond ring?

    Yes - we offer insurance for both lab grown and natural mined diamond jewellery.


We sell many diamonds though our online store and at times our diamond portal may have a slight delay to update any diamonds that may have just been sold. In the event that a diamond has been sold prior to purchase we will notify the customer and advise of a suitable (spec for spec) alternative diamond of same or better specifications. We will then require a final approval from the customer before proceeding with the diamond order.  

Value of lab grown diamonds

Lab grown diamonds are priced exceptionally less compared to mined diamonds. As technology and production methods become more advanced and efficient, combined with increased supply over demand there is a likelihood that the price of lab grown diamonds may decrease over time.

What is the average price for a lab grown diamond engagement ring?

Our lab grown diamond engagement ring prices start from around $2,500 and go up to over $30,000 based on the diamond size and quality. As a guide the average lab grown diamond engagement ring sells for around $5,000 - $8,000.


Phone: 03 8849 9134 or 07 3194 1507

Email: sales@kavalri.com.au