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Cushion|Lab Grown|IGI

1.21ct D VVS1 Cushion Lab Grown Diamond

EX • D/VVS1 • IGI LG808635658

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG808635658

Diamond specifications and retailer prices

From €388 EUR
As of October 31, 2026
Save €990 EUR (72%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €1,378 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.21ct lab-grown cushion diamond

This 1.21ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG808635658 or 808635658. Listed at 10 retailers as of October 31, 2026, with prices from €388 to €1,378, a €990 spread on the same certified stone. Brilliant Earth lists it at €1,378. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG808635658
Dimensions6.25 × 6.08 × 4.15 mm
L/W Ratio1.03
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
6.25 mm6.08 mm1.21 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG808635658
Side View
Table 60.0%Crown 34.4°Girdle: MED-THKPavilion 40.1°Culet: NoneDepth 68.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: €1,378 EUR|Low: €379 EUR|High: €1,504 EUR|Avg: €724 EUR|-8.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 4€388 EUR
Retailer 7€405 EUR
Retailer 3€436 EUR
Retailer 6€523 EUR
Retailer 5€627 EUR
Retailer 8€805 EUR
Retailer 9€883 EUR
Retailer 2€945 EUR
Brilliant Earth€1,378 EUR

43 data points across 9 retailers

10 retailers€388 EUR to €1,378 EUR

A
Cheapest Retailer
-
€388 EUR
A
Retailer 2
-
€405 EUR
$453 USD
View
A
Retailer 3
-
€436 EUR
£383 GBP
View
B+
Retailer 4
-
€523 EUR
$584 USD
View
B+
Retailer 5
-
€627 EUR
$701 USD
View
B
Retailer 6
-
€805 EUR
$899 USD
View
B+
Retailer 7
-
€883 EUR
A$1,518 AUD
View
B+
Retailer 8
-
€945 EUR
£831 GBP
View
Retailer 9
-
€1,044 EUR
$1,167 USD
View
Price last confirmed 112 days ago
Most Expensive
B
Brilliant Earth
20998111A · Oct 31
€1,378 EUR
$1,540 USD
View
9 more retailers have this diamond
Prices start from €388 EURSave up to €990 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
1.21ct Cushion
€388 EUR