Cushion|Lab Grown|IGI

1.82ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG830620107

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG830620107

Diamond specifications and retailer prices

From $712 USD
As of October 31, 2026
Save $3,608 USD (84%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,320 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.82ct lab-grown cushion diamond

This 1.82ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG830620107 or 830620107. Listed at 13 retailers as of October 31, 2026, with prices from $712 to $4,320, a $3,608 spread on the same certified stone. Brilliant Earth lists it at $4,320. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.82
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle34.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830620107
Dimensions8.68 × 6.08 × 4.14 mm
L/W Ratio1.43
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
8.68 mm6.08 mm1.82 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830620107
Side View
Table 62.0%Crown 36.8°Girdle: THK-VTKPavilion 34.5°Culet: NoneDepth 68.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: $4,320 USD|Low: $712 USD|High: $5,820 USD|Avg: $1,871 USD|-25.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 3$712 USD
Retailer 2$824 USD
Retailer 13$905 USD
Retailer 9$986 USD
Retailer 7$1,163 USD
Retailer 10$1,193 USD
Retailer 6$1,211 USD
Retailer 11$1,526 USD
Retailer 5$2,387 USD
Retailer 12$2,516 USD
Retailer 4$2,582 USD
Retailer 8$3,500 USD
Brilliant Earth$4,320 USD

4 data points across 13 retailers

13 retailers$712 USD to $4,320 USD

A
Cheapest Retailer
-
$712 USD
Final sale: no returns
A
Retailer 2
-
$824 USD
£649 GBP
View
A
Retailer 3
-
$905 USD
View
A
Retailer 4
-
$986 USD
View
A
Retailer 5
-
$1,163 USD
€1,108 EUR
View
A
Retailer 6
-
$1,193 USD
View
A
Retailer 7
-
$1,211 USD
£954 GBP
View
A
Retailer 8
-
$1,526 USD
View
B+
Retailer 9
-
$2,387 USD
View
B+
Retailer 10
-
$2,516 USD
View
B+
Retailer 11
-
$2,582 USD
SGD 3,489 SGD
View
B
Retailer 12
-
$3,500 USD
View
Most Expensive
B
Brilliant Earth
22348673A · Oct 31
$4,320 USD
View
12 more retailers have this diamond
Prices start from $712 USDSave up to $3,608 USD

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
1.82ct Cushion
$712 USD