---
title: "3.45ct Lab Grown Diamond & Platinum Solitaire Ring ( Hidden Halo ) 4.3g"
type: "product"
brand: "Mitchells Jewellers"
model: ""
reference: ""
price: 2395
currency: "GBP"
condition: "Pre-owned"
year: ~
category: "Jewellery"
subcategory: "Rings"
availability: "In Stock"
url: "https://mitchellsjewellers.co.uk/345ct-lab-grown-diamond-platinum-solitaire-ring-hidden-halo-43g-jw-581-rings"
image: "https://mitchellsjewellers.co.uk/uploads/original_image/5e8947f0cecda2ebdfce8297a202653b.png"
updated: "2026-06-12"
---

# 3.45ct Lab Grown Diamond & Platinum Solitaire Ring ( Hidden Halo ) 4.3g

## Price

**£2,395** (Finance available from £225.33/month)

## Description

Make a bold statement with this spectacular 3.45ct lab-grown diamond solitaire ring, exquisitely crafted in platinum. Featuring a subtle hidden halo design, the ring enhances the central diamond’s brilliance, adding a touch of secret glamour while maintaining a sleek, elegant profile.
The platinum band ensures durability and a luxurious finish, while the 4.3g weight gives the ring a substantial yet comfortable feel. Perfect as an engagement ring or a standout piece of fine jewellery, this ring combines modern sophistication with timeless appeal.
Features:


Total diamond weight: 3.45ct


Metal: Platinum


Setting: Solitaire with hidden halo


Ring weight: 4.3g


Style: Modern, elegant, and luxurious


A striking choice for those seeking a contemporary ring with extra sparkle and enduring elegance.

## Specifications

| Specification | Value |
|---------------|-------|
| Brand | Mitchells Jewellers |
| Condition | Pre-owned |
| Gender | Ladies |
| Material | Platinum 950 |
| Ring Size | L |
| Width (mm) | 11.6 |
| Weight (g) | 1.9 |
| Diamond Type | Lab Grown |
| Diamond Cut | Oval |
| Secondary Diamond cut | Brilliant |
| Diamond Colour | F |
| Diamond Clarity | VS1 |
| Main Diamond Carat Weight | 3.00ct |
| Mount Diamond Carat Weight | 0.45 |
| Total Diamond Carat Weight | 3.45 |
| Certificate | IGI-LG581326655 |
| Setting Style | Claw |

## 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://mitchellsjewellers.co.uk/345ct-lab-grown-diamond-platinum-solitaire-ring-hidden-halo-43g-jw-581-rings)