![Sold at Auction: TIFFANY Platinum Engagement Ring. CERTIFICATE](https://assets.friendlydiamonds.com/fdl/blogs/igi-certificate-vs-gia-certified-diamonds/new/img_1.webp)
IGI Vs. GIA Certified Diamonds: Know the Difference
![Sold at Auction: TIFFANY Platinum Engagement Ring. CERTIFICATE](https://s1.img.bidsquare.com/item/l/2262/22628615.jpeg?t=1QC7uO)
Tiffany & Co. 4.01-Carat Legacy Cushion Cut Diamond Engagement Ring, GIA Certified D/VVS2 for sale at auction on 7th September
![Sold at Auction: TIFFANY Platinum Engagement Ring. CERTIFICATE](https://sothebys-md.brightspotcdn.com/dims4/default/99ea3c3/2147483647/strip/true/crop/3543x3543+0+0/resize/800x800!/quality/90/?url=http%3A%2F%2Fsothebys-brightspot.s3.amazonaws.com%2Fmedia-desk%2Ff1%2F3d%2F75702417462fa686019a78db6fae%2Fharry-winston-platinum-and-3.03ct-diamond-engagement-ring.jpg)
Harry Winston Platinum and Diamond Engagement Ring
![Sold at Auction: TIFFANY Platinum Engagement Ring. CERTIFICATE](https://media.app.artisio.co/media/db78dfb2-c6ea-41ae-90e6-40bff14d47ef/inventory/0d6fd8ea-7c7d-4673-a574-06b14a711f75/7c51bc07-8cd5-4405-aa1a-8b679edc5103/0001_pkVxSg_lg.jpeg)
Past auction: A Diamond and Platinum Tiffany & Co. Ring 5.13 Carat Oval-Cut Diamond, GIA Certified
![Sold at Auction: TIFFANY Platinum Engagement Ring. CERTIFICATE](https://www.highkarat.com/cdn/shop/files/IMG_0682_580x@2x.jpg?v=1695775811)
Tiffany & Co. Platinum Etoile Diamond Engagement Ring with Original Ce - HIGH KARAT LLC
![Sold at Auction: TIFFANY Platinum Engagement Ring. CERTIFICATE](https://a.1stdibscdn.com/tiffany-co-soleste-cushion-diamond-engagement-ring-221-tcw-plat-certificate-for-sale-picture-10/j_10743/j_90015121583615388550/IMG_7847_Fotor_master.jpg?width=768)
Tiffany and Co. Soleste Cushion Diamond Ring 2.21 Carat Plat Certificate For Sale at 1stDibs
Centering with an Old European-cut diamond, flanked by 2 triangular-cut diamonds.Old European-cut diamond weighs 2.34 caratsTriangular cut diamonds
![Sold at Auction: TIFFANY Platinum Engagement Ring. CERTIFICATE](https://sothebys-md.brightspotcdn.com/f4/2f/eff2cade46bdadbb808441222f5d/2314marketplace-cc4p9-t3-03.jpg)
Platinum and 2.34ct Old European Cut Diamond Engagement Ring
![Sold at Auction: TIFFANY Platinum Engagement Ring. CERTIFICATE](https://publicresources.bid4assets.com/mainimages/MainImage_1109055_cae37cc1953441d7bec935a35a84238d_Resized.jpg)
> Auction Detail > (1109055) 0.67 Cts Certified Natural Diamonds 14K Gold Ring Value $6,855!
![Sold at Auction: TIFFANY Platinum Engagement Ring. CERTIFICATE](https://images.pristineauction.com/148/1486372/main_1588626955-Tiffany-Co-124ct-Internally-Flawless-Diamond-Engagement-Ring-Platinum-GIA-Certified-PristineAuction.com.jpg)
Tiffany & Co. 1.24ct Internally Flawless Diamond Engagement Ring Platinum (GIA Certified)
![Sold at Auction: TIFFANY Platinum Engagement Ring. CERTIFICATE](https://lesolsonjewelers.com/wp-content/uploads/2022/05/100-00302-14WG-LG-1.99tdw-VS1-J-Diamond-Engagement-RingFRONT_Main-scaled-1-scaled.jpg)
Diamond Solitaire Engagement Ring (Lab-Grown) - Les Olson Jewelers
THE OWNER LOST THE ORIGINAL TIFFANY PAPERWORK SO WE SENT THE DIAMOND TO GIA, THE GOLD STANDARD OF DIAMOND GRADING TO CONFIRM THE QUALITY OF THE
![Sold at Auction: TIFFANY Platinum Engagement Ring. CERTIFICATE](https://i.ebayimg.com/images/g/UNkAAOSw~nFidX6l/s-l400.jpg)
Tiffany & Co Platinum Diamond Round Engagement Ring 1.50 CT G VS2 $36k NEW
![Sold at Auction: TIFFANY Platinum Engagement Ring. CERTIFICATE](https://p1.liveauctioneers.com/6732/291606/155179176_1_x.jpg?height=300&quality=95&version=1686733441&width=300)
Tiffany & Co Platinum Graduated Legacy Diamond Engagement Ring
Description Authentic Tiffany & Co Platinum Engagement Ring GIA Certified Diamond Tiffany & Co 1980 – 1990 correctly stamped authentic Tiffany
![Sold at Auction: TIFFANY Platinum Engagement Ring. CERTIFICATE](https://cdn11.bigcommerce.com/s-a60me21/images/stencil/1280x1280/products/6788/66070/382-163-5926c__80771.1513883382.jpg?c=2)
Authentic Tiffany & Co Platinum Engagement Ring GIA Certified Diamond