How Valuable is a 1-Carat Diamond Engagement Ring in Brisbane?
October 3, 2025 / Bridal & Dress Jewellery, Engagement Rings, Jewellery Buying Guide


The journey to finding the perfect engagement ring often comes with a very common question: How valuable is a 1-carat diamond ring in Australia? In today’s diamond and gold market, this question holds much importance; however, its value depends on several factors.
If you are comparing diamond rings online or in person, based in Brisbane, you should have a good understanding of what actually makes up the value of a ring beyond just the weight itself. So what defines a 1-carat diamond, and how do you begin working out your budget for an engagement ring that reflects its quality?
What Defines a 1-Carat Diamond Engagement Ring?
When looking at the carat of a diamond, the carat refers strictly to the weight of a diamond. The physical size and shape of the diamond can look very different whilst still being 1-carat, depending on other factors. One carat is equivalent to 200 milligrams. It is probably one of the most well-known aspects of a diamond; however, carat is only one of four key characteristics that define a diamond’s quality and value.
The other three Cs are cut, colour and clarity. Each characteristic of a diamond plays a key role in its overall look, feel and durability. A diamond may weigh 1 carat; however, if the diamond is cut poorly or the clarity is low, the sparkle and overall brilliance of the diamond can be compromised. This is why a 1-carat diamond is not a one-size-fits-all. Two 1-carat diamonds can look and cost entirely different based on their overall characteristics.
That is why when someone asks how valuable a 1ct diamond ring in Brisbane is, the answer is deeper than just the weight of the diamond.
What Impacts the Value of an Engagement Ring?
Several factors beyond the diamond itself help in deciding the overall value of the ring. The type of metakl you choose – such as platinum, yellow gold or white gold – is a major contributing factor to the toal value and price of your ring. Customisation and intricacies of ring designs will also be a factor to consider.
When shopping in Brisbane for an engagement ring, it’s worth bringing up your budget openly with youe jeweller. At larsen Jewellery, our bespoke service means our designers and jewellers are there for you every step of the way. Not only are you involved in each step – from consultation straight through to production – we want to ensure the final piece aligns with your price point and expectations.
Whether you opt for a custom piece of jewellery or a redy-to-wear design off the shelf, we work closely with every customer that walks through our doors to ensure the quality and craftsmanship is 100% at all times.
Is $5,000 Cheap for an Engagement Ring?
This is a common question and an important one. The short answer is, it depends on what you are looking for. If your budget is $5,000, you can absolutely design an engagement ring that is both beautiful and meaningful. It may need a little more adjustment around diamond specifications or choosing a slightly lower carat weight, but it is entirely possible.
Ultimately, your budget should reflect what feels comfortable to you. Whether you follow the old “three months’ salary” guideline or not, the best engagement rings in Brisbane are those that suit your style, priorities and lifestyle.
Your Next Step
If you are ready to book your design consultation or even just at the early stages of looking, it’s always recommended to get a sound understanding of what it is that really matter’s to you when it comes to designing that perfect ring. What are those personality elements that will make your ring yours.
At Larsen Jewellery, we specialise in creating custom engagement rings that are both timeless and personal. We offer transparent guidance around diamond quality, design and pricing so you can feel confident in your decision.
If you’re ready to explore Brisbane diamond rings online or in person, we invite you to visit our studio or book a consultation to begin your journey.