18k Gold 5 5/8ct TDW GIA Certified Cushion Cut Halo Diamond Ring (H, SI1) by Miadora Signature Collection

by Miadora
Today: $117,316.99
Out of stock

Club O Gold Members Earn

$5,865.85 | 5% Rewards*




5% Rewards

Earn even faster

Free Shipping

Never pay extra*

Exclusive Rewards

Save big-- up to 40%

Exclusive Offers

Straight to your inbox

5% Dining Rewards

Get paid to go out tonight

ITEM# 15623070
    Notify me when it is back in stock!

    Enter your email address, we will notify you if it comes back in stock.

Love this item?

Save it to a list so you can find it anytime!


something went wrong.

Please refresh the page and try again.


ITEM#: 15623070

A radiant and stunning 5-carat cushion-cut GIA-certified diamond is the breathtaking focal point of this dazzling engagement ring. One-of-a-kind and truly striking, this ring is crafted from 18-karat gold and gleams with round-cut diamonds around the center stone and on the band.

White Diamonds
  • 1 diamond
  • Cushion cut
  • Diamond weighs 5 carats
  • H-I diamond color
  • SI1-SI2 diamond clarity
  • Prong setting
  • GIA certification 
White Diamonds
  • 36 diamonds
  • Round cut
  • Diamond weighs 5/8 carat
  • G-H diamond color
  • SI1-SI2 diamond clarity
  • Pave setting
Metal information and dimensions
  • 18k white gold
  • High polish finish
  • Halo style
  • Ring setting measures 21 mm wide x 13 mm long x 7.5 mm high
  • Band measures 2.25 mm wide

Diamond total weight: 5 5/8* carats TW

All weights and measurements are approximate and may vary slightly from the listed information. *T.W. (total weight) is approximate. 5 5/8 carats T.W. may be 5.55 to 5.68 carats. Treatment code N (white diamonds). See Treatment Guide for further information.

Click here for ring sizing guide


Metal Gold
Stone Diamond
Diamond Color White
Ring Style Anniversary, Engagement
Diamond Cut Cushion
Gender Female
Gold Karat 18k
Center Diamond Weight Over 3 Carats
Band Width 2-3 mm
Clarity SI1-SI2
Diamond Properties Natural Diamond
Jewelry Setting Prong
Metal Color White
Product Features Certified Diamond
Size 10, 4, 4.5, 5, 5.5, 6, 6.5, 7, 7.5, 8, 8.5, 9, 9.5
Dimensions See Details
Model Number OS31120
Country of Origin China

Questions & Answers

  • Q:

    "Are there finance options on this ring "

    Have an Answer? Be the first to answer this question!
  • Q:

    "What is the exact weight and measure of the center stone, also whic lab certified this, Chinese or American lab?"

    • A:

      Center stone is 5 5/8ct TDW. Ring setting dimensions: 21 mm wide x 13 mm long x 7.5 mm high, GIA certified H, SI1.

Shopping Tips & Inspiration

Shipping & Returns

Contact Information
Shipping Information:

Our standard shipping method is ground shipping. We also offer expedited shipping for most items. Your final shipping cost and estimated delivery timeframe will be available at checkout.
Standard shipping details
Expedited shipping details

Standard Return Policy for Jewelry:

Items must be returned in new or unused condition and contain all original materials included with the shipment.
More Details

For your protection, all orders are screened for security purposes. If your order is selected for review, our Loss Prevention Team may contact you by phone or email. There may be a two business day delay to process your order.

** Most Oversize orders are delivered within 1-4 weeks. Some orders may take 6 weeks to be delivered.