---
title: "Platinum & 18ct Yellow Gold Three Stone Diamond Ring 0.31ct"
type: "product"
brand: "The Diamond Box"
model: ""
reference: ""
price: 550
currency: "GBP"
condition: "Pre-owned"
year: ~
category: "Jewellery"
subcategory: "Ladies Rings"
availability: "In Stock"
url: "https://thediamondbox.co.uk/platinum-18ct-yellow-gold-three-stone-diamond-ring-031ct"
image: "https://thediamondbox.co.uk/uploads/original_image/018fcc93eac31a1cd01e3e959e9bcbb6.png"
updated: "2026-09-30"
---

# Platinum & 18ct Yellow Gold Three Stone Diamond Ring 0.31ct

## Price

**£550** (Finance available from £51.75/month)

## Description

Crafted in a combination of platinum and 18ct yellow gold, this elegant ring features three diamonds totalling 0.31ct. The contrasting metals give the classic three stone design a distinctive two tone finish, creating a timeless piece with subtle brilliance.Presented in size K, the ring measures 5.3mm wide and weighs 3.5g, offering a refined yet substantial profile suited to everyday or occasion wear.

## Specifications

| Specification | Value |
|---------------|-------|
| Brand | The Diamond Box |
| Condition | Pre-owned |
| Gender | Her |
| Material | Platinum |
| Ring Size | K |
| Total Diamond Carat Weight | 0.31 |
| Weight (g) | 3.5 |
| Diamond Colour | H |
| Diamond Clarity | SI2 |
| Width (mm) | 5.3 |
| Diamond Cut | Brilliant |
| Diamond Type | Natural 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/platinum-18ct-yellow-gold-three-stone-diamond-ring-031ct)