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Cushion|Lab Grown|IGI

4.06ct H VS1 Cushion Lab Grown Diamond

ID • H/VS1 • IGI LG499125835

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG499125835

Diamond specifications and retailer prices

From $1,225 SGD
$958 USD
As of November 1, 2026
Save $5,576 SGD (82%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,801 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 4.06ct lab-grown cushion diamond

This 4.06ct lab-grown cushion sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG499125835 or 499125835. Listed at 14 retailers as of October 31, 2026, with prices from $1,225 to $6,801, a $5,576 spread on the same certified stone. Brilliant Earth lists it at $6,801. 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

4.06
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle31.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499125835
Dimensions9.29 × 8.87 × 5.65 mm
L/W Ratio1.05
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.29 mm8.87 mm4.06 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG499125835
Side View
Table 63.5%Crown 35.5°Girdle: STK-VTKPavilion 31.6°Culet: NoneDepth 63.7%

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: Nov 1
Current: $6,801 SGD|Low: $1,113 SGD|High: $7,006 SGD|Avg: $2,975 SGD|-2.9%
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
October 31, 2026
Retailer 3$1,225 SGD
Retailer 10$1,269 SGD
Retailer 6$1,496 SGD
Retailer 13$1,695 SGD
Retailer 11$1,751 SGD
Retailer 9$2,042 SGD
Retailer 7$2,702 SGD
Retailer 2$2,721 SGD
Retailer 12$3,507 SGD
Retailer 4$4,007 SGD
Retailer 5$4,403 SGD
Retailer 8$4,785 SGD
Brilliant Earth$6,801 SGD

25 data points across 13 retailers

14 retailers$1,225 SGD to $6,801 SGD

A
Cheapest Retailer
-
$1,225 SGD
$958 USD
Final sale: no returns
Retailer 2
-
$1,269 SGD
$993 USD
View
Price last confirmed 16 days ago
A
Retailer 3
-
$1,496 SGD
$1,170 USD
View
A
Retailer 4
-
$1,695 SGD
$1,326 USD
View
A
Retailer 5
-
$1,751 SGD
$1,370 USD
View
A
Retailer 6
-
$2,042 SGD
$1,597 USD
View
A
Retailer 7
-
$2,702 SGD
ZAR 34,150 ZAR
View
B+
Retailer 8
-
$2,721 SGD
A$3,274 AUD
View
B+
Retailer 9
-
$3,507 SGD
£2,160 GBP
View
B
Retailer 10
-
$4,007 SGD
$3,135 USD
View
B
Retailer 11
-
$4,238 SGD
HK$25,900 HKD
View
B
Retailer 12
-
$4,403 SGD
$3,444 USD
View
B
Retailer 13
-
$4,785 SGD
£2,947 GBP
View
Most Expensive
B
Brilliant Earth
17972198A · Oct 31
$6,801 SGD
$5,320 USD
View
13 more retailers have this diamond
Prices start from $1,225 SGDSave up to $5,576 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
4.06ct Cushion
$1,225 SGD