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Cushion|Lab Grown|IGI

1.31ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG803604756

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG803604756

Diamond specifications and retailer prices

From €422 EUR
$471 USD
As of November 1, 2026
Save €733 EUR (63%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €1,155 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.31ct lab-grown cushion diamond

This 1.31ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG803604756 or 803604756. Listed at 9 retailers as of October 31, 2026, with prices from €422 to €1,155, a €733 spread on the same certified stone. Brilliant Earth lists it at €1,155. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle32.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803604756
Dimensions8.03 × 5.32 × 3.63 mm
L/W Ratio1.51
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 mm5.32 mm1.31 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803604756
Side View
Table 56.0%Crown 36.3°Girdle: MED-THKPavilion 32.5°Culet: NoneDepth 68.2%

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: Nov 1
Current: €1,155 EUR|Low: €339 EUR|High: €1,745 EUR|Avg: €763 EUR|-33.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 5€422 EUR
Retailer 6€450 EUR
Retailer 7€467 EUR
Retailer 4€469 EUR
Retailer 3€514 EUR
Retailer 9€912 EUR
Retailer 8€1,031 EUR
Retailer 2€1,095 EUR
Brilliant Earth€1,155 EUR

32 data points across 9 retailers

9 retailers€422 EUR to €1,155 EUR

A
Cheapest Retailer
-
€422 EUR
$471 USD
A
Retailer 2
-
€450 EUR
$503 USD
View
A
Retailer 3
-
€467 EUR
$522 USD
View
A
Retailer 4
-
€469 EUR
ZAR 8,468 ZAR
View
A
Retailer 5
-
€514 EUR
£453 GBP
View
Retailer 6
-
€912 EUR
$1,019 USD
View
Price last confirmed 53 days ago
B
Retailer 7
-
€1,031 EUR
$1,152 USD
View
B
Retailer 8
-
€1,095 EUR
£963 GBP
View
Most Expensive
B
Brilliant Earth
21523618Y · Oct 31
€1,155 EUR
$1,290 USD
View
8 more retailers have this diamond
Prices start from €422 EURSave up to €733 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
1.31ct Cushion
€422 EUR