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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 $706 AUD
$496 USD
As of November 1, 2026
Save $2,165 AUD (75%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,102 AUD 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 November 1, 2026, with a 307% 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
Colour
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: Nov 1
Current: $3,102 AUD|Low: $706 AUD|High: $5,328 AUD|Avg: $2,245 AUD|-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$706 AUD
Retailer 10$782 AUD
Retailer 6$1,182 AUD
Retailer 11$1,203 AUD
Retailer 7$1,227 AUD
Retailer 4$1,281 AUD
Retailer 5$1,904 AUD
Retailer 8$2,559 AUD
Retailer 9$2,801 AUD
Retailer 2$2,871 AUD
Flawless Fine Jewelry$3,102 AUD

43 data points across 11 retailers

11 retailers$706 AUD to $2,871 AUD

A
Cheapest Retailer
-
$706 AUD
$496 USD
Final sale: no returns
Retailer 2
-
$782 AUD
$549 USD
View
Price last confirmed 20 days ago
A
Retailer 3
-
$1,182 AUD
$830 USD
View
A
Retailer 4
-
$1,203 AUD
$845 USD
View
A
Retailer 5
-
$1,227 AUD
$862 USD
View
B+
Retailer 6
-
$1,281 AUD
£708 GBP
View
B+
Retailer 7
-
$1,904 AUD
View
B
Retailer 8
-
$2,559 AUD
$1,797 USD
View
B
Retailer 9
-
$2,801 AUD
$1,968 USD
View
B
Retailer 10
-
$2,871 AUD
£1,588 GBP
View
Most Expensive
Flawless Fine Jewelry
2EB9FEDC1 · Oct 8
$3,102 AUD
£1,716 GBP
View
Price last confirmed 24 days ago
10 more retailers have this diamond
Prices start from $706 AUDSave up to $2,165 AUD

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
$706 AUD