Cushion|Lab Grown|IGI

6.51ct E VS2 Cushion Lab Grown Diamond

EX • E/VS2 • IGI LG839647750

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG839647750

Diamond specifications and retailer prices

From €914 EUR

$1,021 USD

As of October 27, 2026

Save €4,743 EUR (84%) vs most expensive(unlock to see where)

16 retailers carry this diamond

Most expensive: €5,657 EUR at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 6.51ct lab-grown cushion diamond

This 6.51ct lab-grown cushion sits in the over five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG839647750 or 839647750. Listed at 16 retailers as of October 27, 2026, with prices from €914 to €5,657, a €4,743 spread on the same certified stone. Brilliant Earth lists it at €5,657. 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

6.51

Carat

Colour

VS2

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.1°

Pavilion angle33.6°

OriginLab Grown

Grading LabIGI

CertificateIGI LG839647750

Dimensions12.63 × 9.57 × 6.30 mm

L/W Ratio1.32

Girdle conditionFaceted

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG839647750

Side View

Caratlytics Score

How it works →

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: Oct 27

Current: €1,434 EUR|Low: €914 EUR|High: €5,250 EUR|Avg: €2,629 EUR|-0.8%

Retailer 1

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

Retailer 13

Retailer 14

Retailer 15

October 29, 2026

Retailer 3€914 EUR

Retailer 12€1,018 EUR

Retailer 8€1,088 EUR

Retailer 11€1,141 EUR

Retailer 1€1,434 EUR

Retailer 13€1,450 EUR

Retailer 4€1,519 EUR

Retailer 2€2,619 EUR

Retailer 7€2,856 EUR

Retailer 15€2,964 EUR

Retailer 10€3,144 EUR

Retailer 14€3,217 EUR

Retailer 6€4,390 EUR

Retailer 9€4,493 EUR

Retailer 5€5,223 EUR

25 data points across 15 retailers

16 retailers€914 EUR to €5,657 EUR

Cheapest Retailer

€914 EUR

$1,021 USD

Final sale: no returns

Retailer 2

€1,018 EUR

£895 GBP

View

Retailer 3

€1,088 EUR

HK$9,500 HKD

View

Retailer 4

€1,141 EUR

$1,275 USD

View

Retailer 5

€1,434 EUR

View

Retailer 6

€1,450 EUR

£1,275 GBP

View

B+

Retailer 7

€1,519 EUR

$1,697 USD

View

Retailer 8

€2,619 EUR

£2,304 GBP

View

B+

Retailer 9

€2,856 EUR

$3,191 USD

View

B+

Retailer 10

€2,964 EUR

$3,311 USD

View

B+

Retailer 11

€3,144 EUR

SGD 4,747 SGD

View

B+

Retailer 12

€3,217 EUR

£2,830 GBP

View

Retailer 13

€4,390 EUR

A$7,546 AUD

View

Price last confirmed 22 days ago

B+

Retailer 14

€4,493 EUR

$5,020 USD

View

Retailer 15

€5,223 EUR

$5,835 USD

View

Price last confirmed 11 days ago

Most Expensive

Brilliant Earth

21808577A · Oct 29

€5,657 EUR

$6,320 USD

View

15 more retailers have this diamond

Prices start from €914 EURSave up to €4,743 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.

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6.51ct Cushion

€914 EUR