Abbi

Lab-Grown Diamond Engagement Rings Under £4,500

Handcrafted · Hatton Garden, London

Lab-grown diamonds are chemically, physically, and optically identical to mined diamonds. They have the same crystal structure, hardness (10 on the Mohs scale), refractive index, and thermal conductivity. The only difference is their origin — grown in a controlled laboratory environment in 6–10 weeks rather than formed over billions of years. Lab-grown diamonds are typically 60–80% less expensive than equivalent natural diamonds, allowing you to choose a larger, higher-quality stone within your budget.

At £4,500, you can choose a 1ct natural diamond engagement ring in most settings, or a 2ct lab-grown diamond for maximum visual impact. This price point offers genuine luxury without compromise.

Diamond Shape

Choose your diamond shape

Select a shape to see accurate pricing for your ring.

Complimentary Discovery

Find your perfect ring in 3 minutes

Answer a few simple questions — we'll match you with designs that fit your style and budget.

Design Compatibility
Diamond Confidence
Budget Alignment
Discover Your Perfect Ring

497 results

Lab-Grown Diamond Engagement Rings Under £4,500 — FAQs

Stay Connected

Be the First to Know

New collections, exclusive offers and jewellery inspiration from Hatton Garden.