18ct Yellow Gold Coloured Lab Grown Diamond Engagement Rings
Yellow gold coloured lab grown diamond engagement rings bring two sources of colour into one composition: the warm 18ct gold setting and the diamond itself. A yellow centre can create a tonal pairing, while pink, blue and green offer different contrasts. Explore the available designs and assess the selected diamond in the context of the whole ring. Compare other metals in our coloured lab diamond collection.

MARGOT
Marquise Green Lab Diamond 18k Yellow Gold Bezel Solitaire

MARGOT
Marquise Pink Lab Diamond 18k Yellow Gold Bezel Solitaire

MARGOT
Marquise Blue Lab Diamond 18k Yellow Gold Bezel Solitaire

MARGOT
Marquise Yellow Lab Diamond 18k Yellow Gold Bezel Solitaire

MACY
Princess Green Lab Diamond 18k Yellow Gold Petite Solitaire

MACY
Princess Pink Lab Diamond 18k Yellow Gold Petite Solitaire

MACY
Princess Blue Lab Diamond 18k Yellow Gold Petite Solitaire

MACY
Princess Yellow Lab Diamond 18k Yellow Gold Petite Solitaire

MACY
Pear Green Lab Diamond 18k Yellow Gold Petite Solitaire

MACY
Pear Pink Lab Diamond 18k Yellow Gold Petite Solitaire

MACY
Pear Blue Lab Diamond 18k Yellow Gold Petite Solitaire

MACY
Pear Yellow Lab Diamond 18k Yellow Gold Petite Solitaire

MACY
Oval Pink Lab Diamond 18k Yellow Gold Petite Pavé Shoulder Set Ring

MACY
Oval Blue Lab Diamond 18k Yellow Gold Petite Pavé Shoulder Set Ring

MACY
Marquise Green Lab Diamond 18k Yellow Gold Petite Solitaire

MACY
Marquise Pink Lab Diamond 18k Yellow Gold Petite Solitaire

MACY
Marquise Blue Lab Diamond 18k Yellow Gold Petite Solitaire

MACY
Marquise Yellow Lab Diamond 18k Yellow Gold Petite Solitaire
Buying guide
Combining warm gold and a coloured lab diamond
Yellow gold adds its own colour to a lab grown diamond engagement ring. A yellow diamond can create a tonal composition, while blue, green or pink offers a different contrast with the warm setting. The balance depends on the individual diamond, the amount of visible gold and the way the centre is framed.
Look beyond the colour name
The wider yellow lab diamond collection explores tonal pairings across different metals. Blue lab diamond rings provide a contrasting reference. In either case, assess the selected stone and read its available grading and treatment information. A warm setting changes the overall visual context, not the colour classification recorded for the diamond.
Understand the 18ct setting
18ct yellow gold contains 75% gold; 18k is the equivalent notation. Its fineness does not determine the ring's band thickness, height or suitability beside another ring. Check those dimensions and the basket design individually. A larger centre stone or more substantial band can make the same metal colour feel quite different on the hand.
Separate origin, colour and accent details
These centres are lab grown diamonds, not natural coloured diamonds or coloured gemstone imitations. Confirm the origin and specification of any smaller stones separately, and distinguish the centre's carat weight from the total for the ring. Photography may represent the design rather than the exact diamond selected for your order.
Would another warm metal change the balance?
Rose gold coloured lab diamond rings offer a pinker frame. Compare both with the other designs in our coloured lab grown diamond collection. A consultation can help assess the actual stone, the ring's proportions and a practical wedding-band pairing.
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.



























































































