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Cushion|Lab Grown|IGI

4.06ct H VS1 Cushion Lab Grown Diamond

EX • H/VS1 • IGI LG815648487

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG815648487

Diamond specifications and retailer prices

From $621 SGD
$486 USD
As of November 1, 2026
Save $549 SGD (47%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,812 SGD at Rare Carat · As of October 11, 2026
View at Rare Carat

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 LG815648487 or 815648487. Listed at 3 retailers as of November 1, 2026, with a 88% 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

4.06
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815648487
Dimensions10.76 × 8.43 × 5.66 mm
L/W Ratio1.28
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.76 mm8.43 mm4.06 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815648487
Side View
Table 60.0%Crown 35.5°Girdle: STK-THKPavilion 36.4°Culet: NoneDepth 67.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $2,812 SGD|Low: $621 SGD|High: $2,825 SGD|Avg: $1,832 SGD|-0.5%
Rare Carat
Retailer 2
Retailer 3
November 2, 2026
Retailer 3$621 SGD
Retailer 2$1,171 SGD
Rare Carat$2,812 SGD

38 data points across 3 retailers

3 retailers$621 SGD to $1,171 SGD

A
Cheapest Retailer
-
$621 SGD
$486 USD
Final sale: no returns
A
Retailer 2
-
$1,171 SGD
£721 GBP
View
Most Expensive
Rare Carat
815648487 · Oct 11
$2,812 SGD
$2,200 USD
View
Price last confirmed 22 days ago
2 more retailers have this diamond
Prices start from $621 SGDSave up to $549 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
$621 SGD