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Cushion|Lab Grown|IGI

1.84ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG731557339

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG731557339

Diamond specifications and retailer prices

From €435 EUR
$486 USD
As of November 1, 2026
Save €2,895 EUR (87%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €3,330 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.84ct lab-grown cushion diamond

This 1.84ct 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 LG731557339 or 731557339. Listed at 13 retailers as of October 31, 2026, with prices from €435 to €3,330, a €2,895 spread on the same certified stone. Brilliant Earth lists it at €3,330. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.84
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG731557339
Dimensions7.85 × 6.59 × 4.66 mm
L/W Ratio1.19
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
7.85 mm6.59 mm1.84 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG731557339
Side View
Table 57.0%Crown 36.8°Girdle: MED-THKPavilion 38.4°Culet: NoneDepth 70.7%

Caratlytics Score

How it works →
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: Nov 1
Current: €3,330 EUR|Low: €435 EUR|High: €4,905 EUR|Avg: €1,718 EUR|-32.1%
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 5€435 EUR
Retailer 11€587 EUR
Retailer 3€631 EUR
Retailer 10€695 EUR
Retailer 7€696 EUR
Retailer 4€1,049 EUR
Retailer 9€1,128 EUR
Retailer 13€1,298 EUR
Retailer 6€1,778 EUR
Retailer 8€2,816 EUR
Retailer 2€2,922 EUR
Retailer 12€3,142 EUR
Brilliant Earth€3,330 EUR

32 data points across 13 retailers

13 retailers€435 EUR to €3,330 EUR

A
Cheapest Retailer
-
€435 EUR
$486 USD
Final sale: no returns
A
Retailer 2
-
€587 EUR
$656 USD
View
A
Retailer 3
-
€631 EUR
$705 USD
View
A
Retailer 4
-
€695 EUR
$777 USD
View
A
Retailer 5
-
€696 EUR
View
A
Retailer 6
-
€1,049 EUR
$1,172 USD
View
A
Retailer 7
-
€1,128 EUR
A$1,938 AUD
View
A
Retailer 8
-
€1,298 EUR
$1,451 USD
View
B+
Retailer 9
-
€1,778 EUR
£1,564 GBP
View
B+
Retailer 10
-
€2,816 EUR
A$4,840 AUD
View
B+
Retailer 11
-
€2,922 EUR
$3,265 USD
View
B
Retailer 12
-
€3,142 EUR
$3,510 USD
View
Most Expensive
B
Brilliant Earth
15899175Y · Oct 31
€3,330 EUR
$3,720 USD
View
12 more retailers have this diamond
Prices start from €435 EURSave up to €2,895 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
1.84ct Cushion
€435 EUR