CaratHunter
Plans
Cushion|Lab Grown|IGI

1.09ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG802610151

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG802610151

Diamond specifications and retailer prices

From €444 EUR
$496 USD
As of October 30, 2026
Save €1,370 EUR (76%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €1,951 EUR at Flawless Fine Jewelry · As of October 8, 2026
View at Flawless Fine Jewelry

About this 1.09ct lab-grown cushion diamond

This 1.09ct lab-grown cushion 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 LG802610151 or 802610151. Listed at 11 retailers as of October 29, 2026, with a 309% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG802610151
Dimensions8.08 × 5.14 × 2.94 mm
L/W Ratio1.57
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.08 mm5.14 mm1.09 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG802610151
Side View
Table 59.0%Crown 37.5°Girdle: MED-STKPavilion 37.9°Culet: LargeDepth 57.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €1,951 EUR|Low: €444 EUR|High: €3,350 EUR|Avg: €1,417 EUR|-13.9%
Flawless Fine Jewelry
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 3€444 EUR
Retailer 10€491 EUR
Retailer 6€743 EUR
Retailer 11€756 EUR
Retailer 7€772 EUR
Retailer 2€805 EUR
Retailer 4€1,197 EUR
Retailer 8€1,609 EUR
Retailer 9€1,761 EUR
Retailer 5€1,814 EUR
Flawless Fine Jewelry€1,951 EUR

44 data points across 11 retailers

11 retailers€444 EUR to €1,814 EUR

A
Cheapest Retailer
-
€444 EUR
$496 USD
Final sale: no returns
Retailer 2
-
€491 EUR
$549 USD
View
Price last confirmed 20 days ago
A
Retailer 3
-
€743 EUR
$830 USD
View
A
Retailer 4
-
€756 EUR
$845 USD
View
A
Retailer 5
-
€772 EUR
$862 USD
View
B+
Retailer 6
-
€805 EUR
£708 GBP
View
B+
Retailer 7
-
€1,197 EUR
A$2,058 AUD
View
B
Retailer 8
-
€1,609 EUR
$1,797 USD
View
B
Retailer 9
-
€1,761 EUR
$1,968 USD
View
B
Retailer 10
-
€1,814 EUR
£1,596 GBP
View
Most Expensive
Flawless Fine Jewelry
2EB9FEDC1 · Oct 8
€1,951 EUR
£1,716 GBP
View
Price last confirmed 24 days ago
10 more retailers have this diamond
Prices start from €444 EURSave up to €1,370 EUR

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.

A
1.09ct Cushion
€444 EUR