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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 $4,096 SGD
$3,204 USD
As of October 29, 2026
Save $11,495 SGD (74%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $22,564 SGD 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: $5,063 SGD|Low: $4,096 SGD|High: $15,805 SGD|Avg: $8,476 SGD|-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$4,096 SGD
Retailer 9$4,318 SGD
Retailer 17$4,449 SGD
Retailer 16$4,611 SGD
Retailer 1$5,063 SGD
Retailer 10$5,732 SGD
Retailer 14$6,062 SGD
Retailer 12$6,466 SGD
Retailer 11$7,115 SGD
Retailer 3$7,326 SGD
Retailer 4$7,873 SGD
Retailer 13$10,810 SGD
Retailer 8$10,897 SGD
Retailer 6$14,780 SGD
Retailer 7$14,975 SGD
Retailer 2$15,328 SGD
Retailer 15$15,591 SGD

21 data points across 17 retailers

19 retailers$4,096 SGD to $15,591 SGD

A
Cheapest Retailer
-
$4,096 SGD
$3,204 USD
Final sale: no returns
Retailer 2
-
$4,318 SGD
$3,378 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
$4,449 SGD
$3,480 USD
View
A
Retailer 4
-
$4,611 SGD
$3,607 USD
View
A
Retailer 5
-
$5,063 SGD
£3,118 GBP
View
A
Retailer 6
-
$5,732 SGD
£3,530 GBP
View
A
Retailer 7
-
$6,062 SGD
$4,742 USD
View
A
Retailer 8
-
$6,466 SGD
€4,817 EUR
View
B+
Retailer 9
-
$7,115 SGD
ZAR 89,906 ZAR
View
B+
Retailer 10
-
$7,326 SGD
£4,512 GBP
View
Retailer 11
-
$7,873 SGD
A$9,474 AUD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
$10,810 SGD
£6,658 GBP
View
B+
Retailer 13
-
$10,897 SGD
$8,524 USD
View
B+
Retailer 14
-
$14,780 SGD
$11,562 USD
View
B
Retailer 15
-
$14,975 SGD
View
B
Retailer 16
-
$15,328 SGD
$11,990 USD
View
B
Retailer 17
-
$15,591 SGD
$12,196 USD
View
Retailer 18
-
$19,149 SGD
A$23,045 AUD
View
Price last confirmed 21 days ago
Most Expensive
Helzberg Diamonds
ZXZOJPMLHKKI · Oct 13
$22,564 SGD
$17,650 USD
View
Price last confirmed 17 days ago
18 more retailers have this diamond
Prices start from $4,096 SGDSave up to $11,495 SGD

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
$4,096 SGD