
Custom Diamond Engagement Rings
Create your own personal masterpiece. Diamond engagement rings made with quality for your wedding, engagement or anniversary from GW Cox My Jeweller.
Design Your Own Engagement Ring Online in 3 Easy Steps
To start using our online ring designer select a Ring Setting below, each setting is available in a range of Precious Metal options including 9 or 18 carat White Gold, Yellow Gold, Rose Gold and Platinum. Select a stone in the following step from our range of Natural or Lab Grown Diamonds.
Note: Custom Rings can take 4-6 weeks. Need it faster? Explore our exquisite range of  Engagement Rings ready for dispatch.Â
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Lucy-Round Cut Solitaire Ring Setting
Regular price From $1,650.00 AUDRegular priceUnit price / per -
Kate-Emerald Cut Solitaire Ring Setting.
Regular price From $1,650.00 AUDRegular priceUnit price / per -
Vidhi-Emerald Cut Diamond, Lab Grown Diamond Shoulder setting.
Regular price From $1,970.00 AUDRegular priceUnit price / per -
Grace-Oval Cut Diamond, Lab Grown Diamond Halo setting.
Regular price From $1,975.00 AUDRegular priceUnit price / per -
Sally-Oval Cut Diamond, Lab Grown Diamond Halo & Shoulder setting.
Regular price From $2,400.00 AUDRegular priceUnit price / per -
Sue-Oval Cut Solitaire Ring Setting.
Regular price From $1,650.00 AUDRegular priceUnit price / per -
Isla-Round Cut Solitaire with hidden halo, Ring setting.
Regular price From $1,700.00 AUDRegular priceUnit price / per
What are people asking about our online Engagement Ring Builder?
What if I want my Custom Engagement Ring to be a different style to the ones shown?
Our team of designers can customise your ring to be perfect for your engagement.
To start customising your style beyond our personally selected engagement rings get in contact with us today either over email, phone or come in store.
Which Diamond should I select?
Your diamond should match the size and shape indicated by the setting you choose.
We have deliberately limited the available range of diamonds on our website to match our high standards for a G.W. Cox My Jeweller Diamond Engagement Ring.
If you want to talk through your diamond choice, please reach out to our team.
As a process of maintaining a high quality product that we are proud to call a G.W. Cox My Jeweller Diamond Engagement Ring we will review your order and contact you confirming your selection of diamond.
If our team identifies any potential issues with your unique combination of diamond and ring, we will inform you promptly and talk you through our recommendations.
How to understand a Diamond Report
Diamond reports are tricky but at G.W.Cox My Jeweller we believe in trust and transparency. We have an informational video here explaining how to understand a diamond report and to help you pick the perfect diamond for your engagement ring.
If you ever need any help get in contact with us, online, over email, on the phone or in person.
How do I know if my engagement ring will fit?
Ensuring that your engagement ring fits is an essential part of making your special moment flawless. For size conversions and general tips visit our sizing page or get in contact with us directly.
If you are buying the ring as a surprise, try to find a ring that your partner wears on the same finger and use this ring to size your new engagement ring.
Can I resize my engagement ring?
All our engagement ring builder designs are custom made to fit you. For extra piece of mind we offer a free resize, up or down 2 sizes on all our gold rings.
If you are unsure about your finger size get in contact with us for more information.
What if I am unsure about which engagement ring to choose?
Feel free to contact us via our email or call us and let our expert team guide you through the process of making sure you love your ring for eternity.
Our experienced staff are always on hand to help you pick the perfect engagement ring.
How long will my custom engagement ring take to arrive?
We take pride on creating your ring to the highest quality and standards. From the time your order is confirmed by our team your ring will take 4-6 weeks to be delivered to your door. We deliver for free with express Australia Post
What is the difference between 4 claw and 6 claw setting?
Besides an aesthetic difference between 4 and 6 claws, typically 6 claws provide additional piece of mind that your diamond is secure.
Our engagement rings at G.W.Cox My Jeweller are crafted to the upmost quality so you can be assured that whether 4 or 6 claws your diamond engagement ring is built to stand the test of time.
Will a wedding band fit next to the engagement ring?
All our custom and ready to ship engagement rings are compatible with most wedding bands. If you are unsure, please contact us and when it comes time to order your dream wedding ring, we will match it to your engagement ring or design a standalone piece.
How long will my engagement ring last?
All our jewellery is made to last, from pearl earrings to our diamond engagement rings. Backed by over 127 years of trust our diamond engagement rings are made with an elegant yet durable high pressure injection moulded band for optimal longevity.
Our forever promise entitles you to free inspections of your diamond and ring by our team when you come into our Adelaide store, ensuring that your engagement ring is in perfect condition to last a lifetime.
Can you make a ring if I show you a picture?
Our team can design and make any engagement ring, anniversary ring or piece of jewellery. If you have an image, send it through to our team or come in store and we will guide, you through the design process.
How can I build my own diamond engagement ring?
- To build your own diamond engagement ring start by picking your dream ring setting.
- Once you have chosen your engagement ring style it’s now time to chose your ring colour, each setting is available in a range of Precious Metal options including 9 or 18 carat White Gold, Yellow Gold, Rose Gold and Platinum.
Then select the size of your diamond, remember in this step that we deal in lab grown and mined diamonds to suit all budgets.
- Now you have your dream engagement ring setting it’s time to pick your diamond. We have deliberately restricted the available diamond selection so that we can be proud to call every engagement ring we make a G.W.Cox My Jeweller diamond engagement ring.
We understand that picking a diamond can be overwhelming, if you are unsure about anything either watch our video which breaks down the diamond certificate or contact us and we will guide you through the whole process.
You are now ready to add your diamond to your engagement ring setting.
- Time to size your finger. This can be a confusing task, we have created a simple finger sizing chart and an ring sizing information page to simplify the process.
- Â Once you proceed through the checkout our expert team will get in contact with you to confirm your G.W. Cox My Jeweller diamond engagement ring.
- Your order is now placed and confirmed with us. Sit tight, you can expect delivery within 4-6 weeks via signed express Australia post.
- Sit back and enjoy your G.W.Cox My Jeweller Diamond Engagement Ring. Our service doesn’t stop after delivery of your ring. We offer complimentary cleaning and checking of your ring in store to ensure it lasts a lifetime.
Don’t forget we are here to help and want to make the process of designing your engagement ring as hassle free as possible. Our team is backed by over 150 years of experience and can assist you with any question you have, big or small.
I don’t live in Adelaide, is there a way I can still have a consultation with a specialist?
We offer online consultation through a phone call or email communications. We are working towards setting up online video consultations soon. Please reach out to us and see how we can help you design your new ring.
What if I want my Diamond Engagement ring to have a different Diamond Cut?
As a proud custom designer of beautiful engagement rings, we can accommodate any diamond cut. Please get in contact with our team so we can help you design your diamond engagement ring with the perfect diamond for you.