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Business Details
Custom Engagement & Wedding Rings in Sydney
DX Diamonds combines world-class design, exceptional craftsmanship, and ethical sourcing to deliver unparalleled value in diamond engagement and wedding rings. With a heritage rooted in the Thomas family's 120-year jewellery expertise, we offer a curated collection of over 350 exquisite designs, handcrafted to meet global standards. Our direct-to-consumer model ensures prices 20-40% lower than traditional retailers, supported by a transparent online portal featuring 250,000+ GIA and IGI-certified diamonds.

We prioritise bespoke creation, allowing clients to customise pieces using advanced 3D design tools while maintaining rigorous quality control. Our commitment to sustainability is reflected in conflict-free diamonds and partnerships with Responsible Jewellery Council members. With showrooms in Sydney and Melbourne, we provide free shipping, lifetime warranties, and complimentary resizing, ensuring a stress-free journey for every customer.
Services
Engagement Rings Wedding Rings Jewellery Design Diamond Upgrades Custom Ring Creation Lab-Grown Diamonds Natural Diamonds Ring Resizing Jewellery Insurance Virtual Consultations
Highlights and features
  • We offer 120 years of family-owned jewellery expertise and heritage.
  • Our direct-to-consumer model saves 20-40% compared to traditional retailers.
  • Each diamond is GIA or IGI certified for guaranteed quality.
  • We provide free lifetime warranty and complimentary resizing services.
  • Our ethical sourcing includes conflict-free diamonds and recycled metals.
Associations and certifications
  • GIA
  • IGI
What people say
Super competitive in price Delightful experience Calibre of stone and ring Stress-free journey Lifetime of meanings delivered
Services
Engagement Rings
DX Diamonds offers a vast selection of engagement rings featuring GIA and IGI-certified diamonds. Customers can choose from over 350 handcrafted designs or create custom pieces using 3D technology. Our direct-to-consumer model ensures competitive pricing while maintaining ethical sourcing and lifetime warranties.
Wedding Rings
Our wedding rings collection includes platinum, gold, and white gold bands with various finishes and widths. Clients can select from classic designs or customise their bands with engravings and gemstone accents. All rings undergo rigorous quality checks and come with lifetime maintenance support.
Jewellery Design
DX Diamonds provides bespoke jewellery design services using advanced CAD software. Clients collaborate with designers to create unique pieces tailored to their preferences, with options for metal selection, stone placement, and finger-size adjustments throughout the design process.
Diamond Upgrades
We offer a diamond upgrade program allowing customers to trade their existing DX Diamonds centre stone toward a larger diamond purchase. The full original value is applied to the new purchase, ensuring continued satisfaction with evolving preferences.
Virtual Consultations
Our virtual consultation service enables customers to explore diamond selections and ring designs remotely. Using high-definition 360-degree videos and digital tools, consultants provide expert guidance for informed decisions from the comfort of home.
Questions
How much should I spend on an engagement ring?
Spend within your budget; DX Diamonds offers options for all financial priorities while maintaining quality.
How do I find my ring size?
Use our downloadable ring size guide or visit our showroom for professional assistance.
What if I order the wrong size?
We offer one free resizing within 90 days for standard rings up to three sizes.
Are your diamonds certified?
All diamonds are GIA or IGI certified with additional DX quality assurance checks.
Do you offer payment plans?
We accept a 50% deposit with the balance due within 30 days of purchase.