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Cushion|Lab Grown|IGI

3.06ct E VS2 Cushion Lab Grown Diamond

EX • E/VS2 • IGI LG678501299

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG678501299

Diamond specifications and retailer prices

From €637 EUR
£560 GBP
As of November 1, 2026
Save €4,134 EUR (87%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €4,771 EUR at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 3.06ct lab-grown cushion diamond

This 3.06ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG678501299 or 678501299. Listed at 13 retailers as of October 28, 2026, with prices from €637 to €4,771, a €4,134 spread on the same certified stone. Brilliant Earth lists it at €4,771. 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

3.06
Carat
E
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678501299
Dimensions8.44 × 8.27 × 5.57 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
8.44 mm8.27 mm3.06 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG678501299
Side View
Table 63.0%Crown 36.5°Girdle: MED-STKPavilion 39°Culet: NoneDepth 67.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €4,771 EUR|Low: €533 EUR|High: €4,771 EUR|Avg: €1,367 EUR
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 1, 2026
Retailer 11€533 EUR
Retailer 2€637 EUR
Retailer 8€658 EUR
Retailer 7€765 EUR
Retailer 4€831 EUR
Retailer 12€865 EUR
Retailer 6€876 EUR
Retailer 13€1,088 EUR
Retailer 3€1,737 EUR
Retailer 9€1,965 EUR
Retailer 5€1,992 EUR
Retailer 10€2,099 EUR
Brilliant Earth€4,771 EUR

35 data points across 13 retailers

13 retailers€637 EUR to €4,771 EUR

Retailer 1
-
€533 EUR
$595 USD
Price last confirmed 14 days ago
A
Retailer 2
-
€637 EUR
£560 GBP
View
A
Retailer 3
-
€658 EUR
$735 USD
View
A
Retailer 4
-
€765 EUR
View
A
Retailer 5
-
€831 EUR
$928 USD
View
A
Retailer 6
-
€865 EUR
$966 USD
View
A
Retailer 7
-
€876 EUR
£771 GBP
View
A
Retailer 8
-
€1,088 EUR
$1,215 USD
View
Retailer 9
-
€1,737 EUR
$1,940 USD
View
Price last confirmed 13 days ago
B+
Retailer 10
-
€1,965 EUR
£1,729 GBP
View
B
Retailer 11
-
€1,992 EUR
$2,225 USD
View
Retailer 12
-
€2,099 EUR
$2,345 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Brilliant Earth
13025659A · Oct 28
€4,771 EUR
$5,330 USD
View
12 more retailers have this diamond
Prices start from €637 EURSave up to €4,134 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
3.06ct Cushion
€637 EUR