Radiant|Lab Grown|IGI

1.09ct E IF Radiant Lab Grown Diamond

EX • E/IF • IGI LG680561921

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG680561921

Diamond specifications and retailer prices

From $887 USD
£698 GBP
As of October 29, 2026
1 retailer carries this diamond
Only listing: $887 USD at Diamond Quarter
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Diamond Quarter

About this 1.09ct lab-grown radiant diamond

This 1.09ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG680561921 or 680561921. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.4°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG680561921
Dimensions7.53 × 5.10 × 3.37 mm
L/W Ratio1.48
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.53 mm5.10 mm1.09 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG680561921
Side View
Table 56.0%Crown 39.4°Girdle: MediumPavilion 34.4°CuletDepth 66.1%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $887 USD|Low: $887 USD|High: $887 USD|Avg: $887 USD
September 26, 2026
Diamond Quarter$887 USD

1 data point across 1 retailer

1 retailer

B
Diamond Quarter
1.09IFELG217F1BN · Oct 29
$887 USD
£698 GBP
View

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B
1.09ct Radiant
$887 USD