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Cushion|Lab Grown|IGI

1.51ct F VS2 Cushion Lab Grown Diamond

EX • F/VS2 • IGI LG663402889

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG663402889

Diamond specifications and retailer prices

From €364 EUR
$408 USD
As of November 1, 2026
Save €938 EUR (72%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €1,302 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.51ct lab-grown cushion diamond

This 1.51ct lab-grown cushion sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG663402889 or 663402889. Listed at 12 retailers as of October 31, 2026, with prices from €364 to €1,302, a €938 spread on the same certified stone. Brilliant Earth lists it at €1,302. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG663402889
Dimensions6.74 × 6.60 × 4.34 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.74 mm6.60 mm1.51 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG663402889
Side View
Table 63.0%Crown 35.9°Girdle: MED-STKPavilion 39°Culet: NoneDepth 65.8%

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: Nov 1
Current: €1,302 EUR|Low: €207 EUR|High: €1,498 EUR|Avg: €655 EUR|-9.3%
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 2, 2026
Retailer 10€207 EUR
Retailer 9€255 EUR
Retailer 11€364 EUR
Retailer 7€371 EUR
Retailer 2€372 EUR
Retailer 3€425 EUR
Retailer 13€505 EUR
Retailer 4€714 EUR
Retailer 8€789 EUR
Retailer 12€861 EUR
Retailer 6€968 EUR
Retailer 5€1,005 EUR
Brilliant Earth€1,302 EUR

39 data points across 13 retailers

12 retailers€364 EUR to €1,302 EUR

Retailer 1
-
€207 EUR
$232 USD
Price last confirmed 8 days ago
Retailer 2
-
€255 EUR
£225 GBP
View
Price last confirmed 16 days ago
B+
Retailer 3
-
€364 EUR
$408 USD
View
A
Retailer 4
-
€371 EUR
View
A
Retailer 5
-
€372 EUR
£329 GBP
View
A
Retailer 6
-
€425 EUR
$477 USD
View
A
Retailer 7
-
€505 EUR
$566 USD
View
Retailer 8
-
€714 EUR
$800 USD
View
Price last confirmed 15 days ago
B
Retailer 9
-
€789 EUR
$885 USD
View
B+
Retailer 10
-
€861 EUR
$966 USD
View
B
Retailer 11
-
€968 EUR
£855 GBP
View
Most Expensive
B
Brilliant Earth
12311815A · Oct 31
€1,302 EUR
$1,460 USD
View
11 more retailers have this diamond
Prices start from €364 EURSave up to €938 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
1.51ct Cushion
€364 EUR