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Cushion|Lab Grown|IGI

1.81ct E FL Cushion Lab Grown Diamond

EX • E/FL • IGI LG831628608

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG831628608

Diamond specifications and retailer prices

From $1,649 AUD
$1,158 USD
As of October 30, 2026
Save $9,683 AUD (85%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $11,332 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.81ct lab-grown cushion diamond

This 1.81ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG831628608 or 831628608. Listed at 21 retailers as of October 30, 2026, with prices from $1,649 to $11,332, a $9,683 spread on the same certified stone. Do Amore Diamonds lists it at $11,332. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.81
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831628608
Dimensions8.70 × 6.34 × 4.26 mm
L/W Ratio1.37
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.70 mm6.34 mm1.81 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831628608
Side View
Table 61.0%Crown 36.6°Girdle: MED-STKPavilion 37.7°Culet: NoneDepth 67.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $11,332 AUD|Low: $1,649 AUD|High: $11,332 AUD|Avg: $3,955 AUD
Do Amore Diamonds
Retailer 2
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Retailer 23
October 31, 2026
Retailer 10$1,649 AUD
Retailer 4$1,670 AUD
Retailer 8$1,788 AUD
Retailer 17$2,000 AUD
Retailer 19$2,023 AUD
Retailer 3$2,434 AUD
Retailer 5$2,622 AUD
Retailer 13$2,634 AUD
Retailer 2$2,786 AUD
Retailer 18$2,916 AUD
Retailer 21$3,369 AUD
Retailer 15$4,231 AUD
Retailer 11$4,490 AUD
Retailer 20$4,628 AUD
Retailer 12$4,734 AUD
Retailer 9$4,889 AUD
Retailer 7$5,306 AUD
Retailer 22$5,633 AUD
Retailer 23$5,919 AUD
Retailer 14$6,514 AUD
Retailer 16$7,220 AUD
Retailer 6$7,847 AUD
Do Amore Diamonds$11,332 AUD

20 data points across 23 retailers

21 retailers$1,649 AUD to $11,332 AUD

A
Cheapest Retailer
-
$1,649 AUD
$1,158 USD
Final sale: no returns
A
Retailer 2
-
$1,670 AUD
$1,173 USD
View
A
Retailer 3
-
$1,788 AUD
$1,256 USD
View
A
Retailer 4
-
$2,000 AUD
$1,405 USD
View
A
Retailer 5
-
$2,023 AUD
£1,119 GBP
View
A
Retailer 6
-
$2,191 AUD
$1,539 USD
View
B+
Retailer 7
-
$2,622 AUD
$1,842 USD
View
B+
Retailer 8
-
$2,634 AUD
£1,457 GBP
View
B+
Retailer 9
-
$2,786 AUD
€1,864 EUR
View
B+
Retailer 10
-
$2,916 AUD
$2,048 USD
View
B+
Retailer 11
-
$3,369 AUD
ZAR 38,231 ZAR
View
B
Retailer 12
-
$4,490 AUD
$3,154 USD
View
B
Retailer 13
-
$4,628 AUD
CA$4,515 CAD
View
B
Retailer 14
-
$4,734 AUD
$3,325 USD
View
B
Retailer 15
-
$4,889 AUD
$3,434 USD
View
B
Retailer 16
-
$5,306 AUD
$3,727 USD
View
B
Retailer 17
-
$5,633 AUD
$3,957 USD
View
B
Retailer 18
-
$5,919 AUD
£3,274 GBP
View
B
Retailer 19
-
$6,514 AUD
$4,576 USD
View
B
Retailer 20
-
$7,847 AUD
$5,512 USD
View
Most Expensive
B
Do Amore Diamonds
20-E99343 · Oct 31
$11,332 AUD
$7,960 USD
View
20 more retailers have this diamond
Prices start from $1,649 AUDSave up to $9,683 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
1.81ct Cushion
$1,649 AUD