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Cushion|Lab Grown|IGI

10.21ct F VS2 Cushion Lab Grown Diamond

ID • F/VS2 • IGI LG623489859

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG623489859

Diamond specifications and retailer prices

From €1,323 EUR
£1,168 GBP
As of November 2, 2026
Save €6,969 EUR (84%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €8,292 EUR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 10.21ct lab-grown cushion diamond

This 10.21ct lab-grown cushion sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG623489859 or 623489859. Listed at 12 retailers as of November 2, 2026, with prices from €1,323 to €8,292, a €6,969 spread on the same certified stone. Brilliant Earth lists it at €8,292. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

10.21
Carat
F
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.8°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG623489859
Dimensions14.82 × 11.39 × 7.76 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
14.82 mm11.39 mm10.21 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG623489859
Side View
Table 66.0%Crown 31.8°Girdle: MED-VTKPavilion 39.7°Culet: NoneDepth 68.1%

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 2
Current: €8,292 EUR|Low: €1,323 EUR|High: €8,844 EUR|Avg: €3,721 EUR|-5.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 2€1,323 EUR
Retailer 9€1,636 EUR
Retailer 3€1,752 EUR
Retailer 8€1,998 EUR
Retailer 6€2,092 EUR
Retailer 7€2,338 EUR
Retailer 12€2,485 EUR
Retailer 10€3,574 EUR
Retailer 11€3,994 EUR
Retailer 5€5,686 EUR
Retailer 4€6,147 EUR
Brilliant Earth€8,292 EUR

31 data points across 12 retailers

12 retailers€1,323 EUR to €8,292 EUR

A
Cheapest Retailer
-
€1,323 EUR
£1,168 GBP
A
Retailer 2
-
€1,636 EUR
$1,835 USD
View
Retailer 3
-
€1,752 EUR
$1,965 USD
View
Price last confirmed 22 days ago
A
Retailer 4
-
€1,998 EUR
$2,241 USD
View
A
Retailer 5
-
€2,092 EUR
£1,847 GBP
View
B+
Retailer 6
-
€2,338 EUR
$2,622 USD
View
A
Retailer 7
-
€2,485 EUR
View
A
Retailer 8
-
€3,574 EUR
£3,156 GBP
View
B+
Retailer 9
-
€3,994 EUR
$4,480 USD
View
B+
Retailer 10
-
€5,686 EUR
$6,377 USD
View
Retailer 11
-
€6,147 EUR
$6,894 USD
View
Price last confirmed 23 days ago
Most Expensive
B
Brilliant Earth
9464403A · Nov 2
€8,292 EUR
$9,300 USD
View
11 more retailers have this diamond
Prices start from €1,323 EURSave up to €6,969 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
10.21ct Cushion
€1,323 EUR