Cushion|Lab Grown|IGI

8.57ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG839651442

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG839651442

Diamond specifications and retailer prices

From €2,868 EUR
$3,204 USD
As of October 31, 2026
Save €8,049 EUR (74%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €15,798 EUR at Helzberg Diamonds · As of October 13, 2026
View at Helzberg Diamonds

About this 8.57ct lab-grown cushion diamond

This 8.57ct lab-grown cushion sits in the over five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG839651442 or 839651442. Listed at 19 retailers as of October 31, 2026, with a 281% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

8.57
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle33.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839651442
Dimensions14.72 × 10.55 × 6.66 mm
L/W Ratio1.40
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.72 mm10.55 mm8.57 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839651442
Side View
Table 65.0%Crown 37.5°Girdle: MED-STKPavilion 33.3°Culet: NoneDepth 63.1%

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: Oct 31
Current: €7,461 EUR|Low: €2,868 EUR|High: €11,066 EUR|Avg: €5,933 EUR|-2.2%
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
Retailer 16
Retailer 17
October 31, 2026
Retailer 6€2,868 EUR
Retailer 9€3,024 EUR
Retailer 2€3,115 EUR
Retailer 17€3,229 EUR
Retailer 12€3,545 EUR
Retailer 11€4,013 EUR
Retailer 15€4,245 EUR
Retailer 10€4,495 EUR
Retailer 13€4,981 EUR
Retailer 4€5,129 EUR
Retailer 5€5,512 EUR
Retailer 1€7,461 EUR
Retailer 14€7,569 EUR
Retailer 7€10,349 EUR
Retailer 8€10,485 EUR
Retailer 3€10,732 EUR
Retailer 16€10,917 EUR

21 data points across 17 retailers

19 retailers€2,868 EUR to €10,917 EUR

A
Cheapest Retailer
-
€2,868 EUR
$3,204 USD
Final sale: no returns
Retailer 2
-
€3,024 EUR
$3,378 USD
View
Price last confirmed 19 days ago
A
Retailer 3
-
€3,115 EUR
$3,480 USD
View
A
Retailer 4
-
€3,229 EUR
$3,607 USD
View
A
Retailer 5
-
€3,545 EUR
£3,118 GBP
View
A
Retailer 6
-
€4,013 EUR
£3,530 GBP
View
A
Retailer 7
-
€4,245 EUR
$4,742 USD
View
A
Retailer 8
-
€4,495 EUR
View
B+
Retailer 9
-
€4,981 EUR
ZAR 89,906 ZAR
View
B+
Retailer 10
-
€5,129 EUR
£4,512 GBP
View
Retailer 11
-
€5,512 EUR
A$9,474 AUD
View
Price last confirmed 9 days ago
B+
Retailer 12
-
€7,461 EUR
$8,335 USD
View
B+
Retailer 13
-
€7,569 EUR
£6,658 GBP
View
B+
Retailer 14
-
€10,349 EUR
$11,562 USD
View
B
Retailer 15
-
€10,485 EUR
SGD 15,830 SGD
View
B
Retailer 16
-
€10,732 EUR
$11,990 USD
View
B
Retailer 17
-
€10,917 EUR
$12,196 USD
View
Retailer 18
-
€13,408 EUR
A$23,045 AUD
View
Price last confirmed 23 days ago
Most Expensive
Helzberg Diamonds
ZXZOJPMLHKKI · Oct 13
€15,798 EUR
$17,650 USD
View
Price last confirmed 18 days ago
18 more retailers have this diamond
Prices start from €2,868 EURSave up to €8,049 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
8.57ct Cushion
€2,868 EUR