18ct Rose Gold Coloured Lab Grown Diamond Engagement Rings
Rose gold coloured lab grown diamond engagement rings pair the soft warmth of 18ct rose gold with an expressive coloured centre stone. Pink-on-pink compositions and contrasting blue, green or yellow diamonds each create a different mood. Compare the amount of visible metal, the setting and the appearance of the selected diamond to find your balance. Explore further colour and metal combinations across our coloured lab diamond engagement rings.

VIOLA
Emerald Yellow Lab Diamond 18k Rose Gold Shoulder Set

VIOLA
Emerald Blue Lab Diamond 18k Rose Gold Shoulder Set

VIOLA
Emerald Pink Lab Diamond 18k Rose Gold Shoulder Set

VIOLA
Emerald Green Lab Diamond 18k Rose Gold Shoulder Set

VIOLA
Oval Yellow Lab Diamond 18k Rose Gold Shoulder Set

VIOLA
Oval Blue Lab Diamond 18k Rose Gold Shoulder Set

VIOLA
Oval Pink Lab Diamond 18k Rose Gold Shoulder Set

VIOLA
Oval Green Lab Diamond 18k Rose Gold Shoulder Set

VIOLA
Pear Yellow Lab Diamond 18k Rose Gold Shoulder Set

VIOLA
Pear Blue Lab Diamond 18k Rose Gold Shoulder Set

VIOLA
Pear Pink Lab Diamond 18k Rose Gold Shoulder Set

VIOLA
Pear Green Lab Diamond 18k Rose Gold Shoulder Set

VIOLA
Radiant Yellow Lab Diamond 18k Rose Gold Shoulder Set

VIOLA
Radiant Blue Lab Diamond 18k Rose Gold Shoulder Set

VIOLA
Radiant Pink Lab Diamond 18k Rose Gold Shoulder Set

VIOLA
Radiant Green Lab Diamond 18k Rose Gold Shoulder Set

VIOLETTE
Cushion Yellow Lab Diamond 18k Rose Gold Halo Ring

VIOLETTE
Cushion Blue Lab Diamond 18k Rose Gold Halo Ring

VIOLETTE
Cushion Pink Lab Diamond 18k Rose Gold Halo Ring

VIOLETTE
Cushion Green Lab Diamond 18k Rose Gold Halo Ring
Buying guide
Balancing rose gold and coloured lab grown diamonds
Rose gold brings a softly warm frame to a coloured lab grown diamond. A pink centre can echo the setting, while green, blue and yellow create different contrasts. Consider how much metal is visible around the stone and along the band: that proportion can change the composition as much as the chosen colour.
Explore harmony and contrast
Pink lab diamond engagement rings offer a reference for related warm tones. Green lab diamond rings introduce a more contrasting centre. These wider collections include other metals. For the final choice, assess the particular diamond and its available report, including any disclosed treatment, rather than assuming all stones with the same colour name look alike.
What gives 18ct rose gold its colour?
Rose gold gains its hue from the alloy, including copper, rather than a pink surface coating. An 18ct setting contains 75% gold, also written as 18k. The metal's colour does not alter the diamond's recorded colour classification. Compare the band width, claws and basket height to understand how the warm setting appears around the centre.
Check every part of the diamond specification
The coloured centres in this collection are lab grown diamonds, not natural coloured diamonds or pink sapphires. Any accent stones need their own specification check. Confirm the centre-stone weight separately from the ring's total diamond weight, and establish whether photographs show the exact selected stone or illustrate the setting.
How does another metal affect the design?
Yellow gold coloured lab diamond rings offer a different warmth, while platinum gives a cool white frame. A consultation can help compare the individual diamond, metal tone and wedding-band clearance together, with aftercare suited to the complete ring.
2026 Award Nominations
Award Winning Jeweller
We’re proud to be recognised consistently by the UK jewellery industry’s leading awards programmes. In 2026, Lily Arkwright has been shortlisted for Branded Boutique of the Year at the Professional Jeweller Awards and Bridal Jewellery Retailer of the Year at the UK Jewellery Awards, reflecting our continued commitment to exceptional customer service, product innovation, and ethical craftsmanship.
These latest nominations build on previous industry recognition, including being shortlisted for Bridal Jewellery Retailer of the Year at the 2025 UK Jewellery Awards and Independent Retailer of the Year at the Professional Jeweller Awards 2025. We were also finalists for Retail Team of the Year at both the Retail Jeweller Awards and Professional Jeweller Awards in 2024, recognising the passion, expertise, and dedication of our team.
We’re honoured to be recognised for helping thousands of couples find the perfect engagement rings and wedding rings, with a strong focus on choice, transparency, and personalisation. As an award-winning jeweller, we remain committed to delivering exceptional service, exceptional craftsmanship, and responsibly sourced lab-grown diamonds, moissanite, and natural diamonds, ensuring every customer can find a ring that perfectly reflects their love story.





















































































