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Cushion|Lab Grown|IGI

1.83ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG724532481

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG724532481

Diamond specifications and retailer prices

From $483 USD
As of October 28, 2026
Save $4,807 USD (91%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $5,290 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.83ct lab-grown cushion diamond

This 1.83ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG724532481 or 724532481. Listed at 13 retailers as of October 28, 2026, with prices from $483 to $5,290, a $4,807 spread on the same certified stone. Brilliant Earth lists it at $5,290. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.83
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG724532481
Dimensions8.03 × 6.52 × 4.68 mm
L/W Ratio1.23
Girdle conditionFaceted
Culet sizePointed
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
8.03 mm6.52 mm1.83 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG724532481
Side View
Table 62.0%Crown 35.5°Girdle: MED-THKPavilion 40°Culet: NoneDepth 71.8%

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 28
Current: $5,290 USD|Low: $345 USD|High: $5,450 USD|Avg: $1,933 USD|-2.9%
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
October 29, 2026
Retailer 5$483 USD
Retailer 7$661 USD
Retailer 13$710 USD
Retailer 9$786 USD
Retailer 6$849 USD
Retailer 3$1,161 USD
Retailer 11$1,305 USD
Retailer 10$1,459 USD
Retailer 2$2,019 USD
Retailer 4$3,167 USD
Retailer 12$3,270 USD
Retailer 8$3,550 USD
Brilliant Earth$5,290 USD

29 data points across 13 retailers

13 retailers$483 USD to $5,290 USD

A
Cheapest Retailer
-
$483 USD
Final sale: no returns
A
Retailer 2
-
$661 USD
View
Returns within 30 days
A
Retailer 3
-
$710 USD
View
Returns within 40 days
A
Retailer 4
-
$786 USD
View
Returns within 30 days
A
Retailer 5
-
$849 USD
€809 EUR
View
Returns within 100 days
A
Retailer 6
-
$1,161 USD
View
Returns within 30 days
A
Retailer 7
-
$1,305 USD
A$2,008 AUD
View
Price last confirmed 9 days ago
A
Retailer 8
-
$1,459 USD
View
Returns within 30 days
B+
Retailer 9
-
$2,019 USD
£1,590 GBP
View
B+
Retailer 10
-
$3,167 USD
A$4,873 AUD
View
Price last confirmed 21 days ago
Returns within 30 days
B+
Retailer 11
-
$3,270 USD
View
Price last confirmed 7 days ago
Returns within 30 days
B
Retailer 12
-
$3,550 USD
View
Returns within 60 days
Most Expensive
B
Brilliant Earth
15290781Y · Oct 28
$5,290 USD
View
Returns within 30 days
12 more retailers have this diamond
Prices start from $483 USDSave up to $4,807 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
1.83ct Cushion
$483 USD