---
title: "18ct White Gold Radiant Lab Diamond Ring 4.00ct IGI Certified"
type: "product"
brand: "The Diamond Box"
model: ""
reference: ""
price: 4940
currency: "GBP"
condition: "Pre-owned"
year: ~
category: "Jewellery"
subcategory: "Rings"
availability: "Contact Us"
url: "https://thediamondbox.co.uk/18ct-white-gold-radiant-lab-diamond-ring-400ct-igi-certified"
image: "https://thediamondbox.co.uk/uploads/original_image/48f6e3707e8970dea857f93ae5b4cf23.jpg"
updated: "2026-08-29"
---

# 18ct White Gold Radiant Lab Diamond Ring 4.00ct IGI Certified

## Price

**£4,940**

## Description

An exceptional 18ct white gold engagement ring featuring a magnificent 4.00ct radiant-cut lab-grown diamond, enhanced by a hidden halo design that adds brilliance and sparkle from every angle.IGI Certified and graded G colour VS1 clarity, this elegant ring combines contemporary luxury with timeless sophistication, creating a breathtaking statement piece and a perfect symbol of lasting love.

## Specifications

| Specification | Value |
|---------------|-------|
| Brand | The Diamond Box |
| Condition | Pre-owned |
| Gender | Her |
| Material | 18ct White gold |
| Weight (g) | 4 |
| Diamond Colour | G |
| Diamond Clarity | VS1 |
| Width (mm) | 1.9 |
| Total Diamond Carat Weight | 4 |
| Diamond Cut | Radiant |
| Certificate | IGI |
| Diamond Type | Lab Diamond |

## About The Diamond Box

The Diamond Box is North London's distinguished destination for luxury watches and gold jewellery since 1997. Visit us at 114 Ballards Lane, N3 2DN, London or call 020 8838 3655.


[View this product on our website](https://thediamondbox.co.uk/18ct-white-gold-radiant-lab-diamond-ring-400ct-igi-certified)