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Cushion|Lab Grown|IGI

4.03ct H VS1 Cushion Lab Grown Diamond

EX • H/VS1 • IGI LG805625363

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG805625363

Diamond specifications and retailer prices

From $618 SGD
$483 USD
As of November 1, 2026
Save $2,938 SGD (83%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $3,555 SGD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 4.03ct lab-grown cushion diamond

This 4.03ct 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 LG805625363 or 805625363. Listed at 4 retailers as of November 1, 2026, with prices from $618 to $3,555, a $2,938 spread on the same certified stone. Brilliant Earth lists it at $3,555. 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

4.03
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805625363
Dimensions11.28 × 8.12 × 5.47 mm
L/W Ratio1.39
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.28 mm8.12 mm4.03 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG805625363
Side View
Table 61.0%Crown 36.1°Girdle: STK-THKPavilion 35.1°Culet: NoneDepth 67.4%

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: $3,555 SGD|Low: $618 SGD|High: $4,208 SGD|Avg: $1,787 SGD|-15.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 3$618 SGD
Retailer 6$1,132 SGD
Retailer 7$1,136 SGD
Retailer 2$1,163 SGD
Retailer 9$1,215 SGD
Retailer 10$1,444 SGD
Retailer 5$1,565 SGD
Retailer 8$2,438 SGD
Retailer 4$2,807 SGD
Brilliant Earth$3,555 SGD

38 data points across 10 retailers

4 retailers$618 SGD to $3,555 SGD

A
Cheapest Retailer
-
$618 SGD
$483 USD
Final sale: no returns
A
Retailer 2
-
$1,163 SGD
£716 GBP
View
Retailer 3
-
$2,807 SGD
$2,195 USD
View
Price last confirmed 35 days ago
Most Expensive
B
Brilliant Earth
20084459A · Nov 2
$3,555 SGD
$2,780 USD
View
3 more retailers have this diamond
Prices start from $618 SGDSave up to $2,938 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
4.03ct Cushion
$618 SGD