---
title: "18ct Yellow Gold Diamond Engagement Ring 0.51ct"
type: "product"
brand: "The Diamond Box"
model: ""
reference: ""
price: 1545
currency: "GBP"
condition: "Pre-owned"
year: ~
category: "Jewellery"
subcategory: "Rings"
availability: "In Stock"
url: "https://thediamondbox.co.uk/product/18ct-yellow-gold-round-brilliant-diamond-engagement-ring-066ct"
image: "https://thediamondbox.co.uk/uploads/original_image/16d415b405c7a2d8796a395f3614c74d.jpg"
updated: "2026-07-06"
---

# 18ct Yellow Gold Diamond Engagement Ring 0.51ct

## Price

**£1,545**

## Description

A refined 18ct yellow gold engagement ring featuring a 0.51ct round brilliant-cut centre diamond, beautifully complemented by 0.15ct of diamond-set shoulders.With a total diamond weight of 0.66ct, the H colour SI clarity diamonds deliver exceptional sparkle and timeless elegance. Crafted in luxurious 18ct yellow gold, this beautifully balanced ring weighs 3.19g and is finished in size O, making it a perfect symbol of love and commitment.

## Specifications

| Specification | Value |
|---------------|-------|
| Brand | The Diamond Box |
| Condition | Pre-owned |
| Gender | Her |
| Material | 18ct Yellow |
| Ring Size | O |
| Weight (g) | 3.19 |
| Diamond Type | Natural Diamond |
| Diamond Cut | Brilliant |
| Diamond Colour | H |
| Diamond Clarity | SI |
| Main Diamond Carat Weight | 0.41 |
| Mount Diamond Carat Weight | 0.15 |
| Total Diamond Carat Weight | 0.56 |

## 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/product/18ct-yellow-gold-round-brilliant-diamond-engagement-ring-066ct)