---
title: "18ct Yellow Gold Solitaire Diamond Engagement Ring 0.40ct"
type: "product"
brand: "The Diamond Box"
model: ""
reference: ""
price: 1045
currency: "GBP"
condition: "Pre-owned"
year: ~
category: "Jewellery"
subcategory: "Rings"
availability: "In Stock"
url: "https://thediamondbox.co.uk/product/18ct-yellow-gold-solitaire-diamond-engagement-ring-040ct"
image: "https://thediamondbox.co.uk/uploads/original_image/745d573663cc898aab5b9d07cc0756af.jpg"
updated: "2026-07-04"
---

# 18ct Yellow Gold Solitaire Diamond Engagement Ring 0.40ct

## Price

**£1,045** (Finance available from £98.32/month)

## Description

A timeless 18ct yellow gold engagement ring featuring a beautiful 0.40ct natural round brilliant-cut solitaire diamond in a classic six-claw setting.
Designed to maximise the diamond's brilliance and fire, the elegant 2mm band offers a refined yet durable profile. Weighing 2.32g and crafted in size M, this classic solitaire ring is a beautiful symbol of love, perfect for a proposal or a lifetime of cherished memories.

## Specifications

| Specification | Value |
|---------------|-------|
| Brand | The Diamond Box |
| Condition | Pre-owned |
| Gender | Her |
| Material | 18ct Yellow |
| Ring Size | M |
| Band Width (mm) | 2 |
| Weight (g) | 2.32 |
| Diamond Type | Natural Diamond |
| Diamond Cut | Brilliant |
| Diamond Colour | G |
| Diamond Clarity | SI |
| Total Diamond Carat Weight | 0.40 |

## 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-solitaire-diamond-engagement-ring-040ct)