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Cushion|Lab Grown|IGI

4.15ct E VS2 Cushion Lab Grown Diamond

ID • E/VS2 • IGI LG678564258

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG678564258

Diamond specifications and retailer prices

From €768 EUR
$858 USD
As of October 29, 2026
Save €4,209 EUR (85%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €4,977 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 4.15ct lab-grown cushion diamond

This 4.15ct 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 LG678564258 or 678564258. Listed at 12 retailers as of October 29, 2026, with prices from €768 to €4,977, a €4,209 spread on the same certified stone. Brilliant Earth lists it at €4,977. 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

4.15
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678564258
Dimensions10.81 × 8.69 × 5.70 mm
L/W Ratio1.24
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.81 mm8.69 mm4.15 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG678564258
Side View
Table 64.0%Crown 34.3°Girdle: STK-THKPavilion 37.8°Culet: NoneDepth 65.6%

Caratlytics Score

How it works →
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: Oct 29
Current: €4,977 EUR|Low: €548 EUR|High: €6,140 EUR|Avg: €2,252 EUR|-1.6%
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
Retailer 14
October 30, 2026
Retailer 13€768 EUR
Retailer 12€797 EUR
Retailer 10€958 EUR
Retailer 2€1,221 EUR
Retailer 7€1,276 EUR
Retailer 11€1,288 EUR
Retailer 4€1,556 EUR
Retailer 9€2,469 EUR
Retailer 14€2,563 EUR
Retailer 6€2,701 EUR
Retailer 3€2,750 EUR
Retailer 8€2,990 EUR
Brilliant Earth€4,977 EUR
Retailer 5€6,140 EUR

41 data points across 14 retailers

12 retailers€768 EUR to €4,977 EUR

A
Cheapest Retailer
-
€768 EUR
$858 USD
Final sale: no returns
Retailer 2
-
€797 EUR
$890 USD
View
Price last confirmed 13 days ago
A
Retailer 3
-
€958 EUR
$1,070 USD
View
A
Retailer 4
-
€1,221 EUR
£1,074 GBP
View
A
Retailer 5
-
€1,276 EUR
View
A
Retailer 6
-
€1,288 EUR
$1,439 USD
View
A
Retailer 7
-
€1,556 EUR
$1,738 USD
View
B+
Retailer 8
-
€2,469 EUR
£2,172 GBP
View
B+
Retailer 9
-
€2,563 EUR
$2,864 USD
View
B+
Retailer 10
-
€2,750 EUR
$3,073 USD
View
B+
Retailer 11
-
€2,990 EUR
£2,630 GBP
View
Most Expensive
B
Brilliant Earth
13097430A · Oct 30
€4,977 EUR
$5,560 USD
View
11 more retailers have this diamond
Prices start from €768 EURSave up to €4,209 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
4.15ct Cushion
€768 EUR