Princess Cut Trilogy Diamond Ring Platinum RT10
Price range: $5,100 through $7,300
Our Princess Cut Trilogy Diamond Ring RT10 in luxurious Platinum is a timeless three-stone design symbolising past, present, and future. The design features Princess Cut Diamonds in a perfectly balanced setting. The RT10 is priced with Natural Diamonds in H colour, Si clarity, and 1.00 carats total. Select Lab-Grown Diamonds in F colour and VS clarity for an economical option. Visit a Polished Diamonds Shop or contact us for information and friendly advice.
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Description
More Information – RT10 Princess Cut Platinum
Our Princess Cut Trilogy Diamond Ring RT10 in luxurious Platinum is a refined expression of love’s enduring journey, representing the past, present, and future in perfect harmony. This distinguished design features a central Princess Cut Diamond, flanked by two matching Princess Cut Diamonds, set to exacting standards for balance, brilliance, and beauty. The price for the Trilogy Ring RT10 includes (1x) 0.50ct & (2x) 0.25ct Natural Diamonds, H colour, Si clarity. Select Lab-Grown Diamonds at F colour, VS clarity, for an economical yet high-quality option. Select your precious metal: Yellow, Rose, White Gold or Platinum. Contact our friendly team for other options and advice.
Customise Your RT10 Diamond Ring
Handcrafted to the highest standards, this elegant ring makes a meaningful statement and can be customised to suit your love story, budget, and style. Design your ring with the RT10’s fully customisable features:
- Available in precious metal combinations of Platinum, Palladium, 18kt, 14kt, 10kt and 9kt Yellow Gold, White Gold and Rose Gold.
- Available in various diamond shapes. These include Round Brilliant, Princess, Radiant, Oval, Emerald, Pear, Marquise, Cushion, and Asscher Cut diamonds.
- We also supply Sapphires, Rubies, Emeralds and many other precious gemstone varieties.
Crafted with Precision in New Zealand
Every ring is individually made using advanced technology and expert craftsmanship:
- 3D CAD Design for custom previews
- Wax-prototype casting for accuracy
- MRI laser scanning + Rhino CAD for perfect symmetry
- Hand-finished for quality, comfort, and exceptional workmanship
- Designed to align seamlessly with future wedding or eternity bands
Start Your Custom Ring Today
Elevate your jewellery collection with a stunning Trilogy Diamond Ring RT10 in luxurious Platinum, custom-made to your exact specifications. Contact Polished Diamonds or visit one of our showrooms to begin your bespoke design journey.
Why Choose Polished Diamonds
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Auckland Showroom
95C Ponsonby Road,
Grey Lynn
Auckland 1011
Wellington Showroom
42 Lady Elizabeth Lane,
Waterfront – CBD
Wellington 6011
Christchurch Showroom
30 New Regent Street,
Christchurch CBD,
Christchurch 8011
Find the ring
she’ll never take off.
Expert Guidance
In-store and virtual appointments with our jewellery specialists
Lifetime Warranty
Every piece is backed by our comprehensive lifetime guarantee
Finance Options – Visit Design Studios
Flexible finance available — speak with us in studio to find the right option
Certified Diamonds
GIA and IGI certified stones with full quality documentation

















