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 €2,879 EUR
$3,204 USD
As of October 29, 2026
Save €8,079 EUR (74%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €15,858 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 29, 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
Colour
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

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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: Oct 29
Current: €3,558 EUR|Low: €2,879 EUR|High: €11,108 EUR|Avg: €5,957 EUR|-2.7%
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 30, 2026
Retailer 5€2,879 EUR
Retailer 9€3,035 EUR
Retailer 17€3,127 EUR
Retailer 16€3,241 EUR
Retailer 1€3,558 EUR
Retailer 10€4,028 EUR
Retailer 14€4,261 EUR
Retailer 12€4,544 EUR
Retailer 11€5,000 EUR
Retailer 3€5,148 EUR
Retailer 4€5,533 EUR
Retailer 13€7,597 EUR
Retailer 8€7,659 EUR
Retailer 6€10,388 EUR
Retailer 7€10,525 EUR
Retailer 2€10,773 EUR
Retailer 15€10,958 EUR

21 data points across 17 retailers

19 retailers€2,879 EUR to €10,958 EUR

A
Cheapest Retailer
-
€2,879 EUR
$3,204 USD
Final sale: no returns
Retailer 2
-
€3,035 EUR
$3,378 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
€3,127 EUR
$3,480 USD
View
A
Retailer 4
-
€3,241 EUR
$3,607 USD
View
A
Retailer 5
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€3,558 EUR
£3,118 GBP
View
A
Retailer 6
-
€4,028 EUR
£3,530 GBP
View
A
Retailer 7
-
€4,261 EUR
$4,742 USD
View
A
Retailer 8
-
€4,544 EUR
View
B+
Retailer 9
-
€5,000 EUR
ZAR 89,906 ZAR
View
B+
Retailer 10
-
€5,148 EUR
£4,512 GBP
View
Retailer 11
-
€5,533 EUR
A$9,474 AUD
View
Price last confirmed 7 days ago
B+
Retailer 12
-
€7,597 EUR
£6,658 GBP
View
B+
Retailer 13
-
€7,659 EUR
$8,524 USD
View
B+
Retailer 14
-
€10,388 EUR
$11,562 USD
View
B
Retailer 15
-
€10,525 EUR
SGD 15,830 SGD
View
B
Retailer 16
-
€10,773 EUR
$11,990 USD
View
B
Retailer 17
-
€10,958 EUR
$12,196 USD
View
Retailer 18
-
€13,458 EUR
A$23,045 AUD
View
Price last confirmed 21 days ago
Most Expensive
Helzberg Diamonds
ZXZOJPMLHKKI · Oct 13
€15,858 EUR
$17,650 USD
View
Price last confirmed 17 days ago
18 more retailers have this diamond
Prices start from €2,879 EURSave up to €8,079 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
€2,879 EUR