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Radiant|Lab Grown|IGI

4.02ct H SI1 Radiant Lab Grown Diamond

ID • H/SI1 • IGI LG786668226

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG786668226

Diamond specifications and retailer prices

From $1,085 SGD
$849 USD
As of October 30, 2026
Save $3,641 SGD (77%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,726 SGD at MOH London · As of October 27, 2026
View at MOH London

About this 4.02ct lab-grown radiant diamond

This 4.02ct lab-grown radiant sits in the three to five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG786668226 or 786668226. Listed at 16 retailers as of October 27, 2026, with prices from $1,085 to $4,726, a $3,641 spread on the same certified stone. MOH London lists it at $4,726. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

4.02
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40°
Pavilion angle31.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786668226
Dimensions10.92 × 7.64 × 5.23 mm
L/W Ratio1.43
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.92 mm7.64 mm4.02 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786668226
Side View
Table 64.0%Crown 40°Girdle: MED-STKPavilion 31.6°Culet: NoneDepth 68.5%

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 30
Current: $4,726 SGD|Low: $1,042 SGD|High: $11,506 SGD|Avg: $2,396 SGD|-1.1%
MOH London
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
October 28, 2026
Retailer 13$1,085 SGD
Retailer 4$1,181 SGD
Retailer 14$1,216 SGD
Retailer 5$1,259 SGD
Retailer 15$1,259 SGD
Retailer 2$1,483 SGD
Retailer 9$1,536 SGD
Retailer 7$1,682 SGD
Retailer 6$1,768 SGD
Retailer 16$2,025 SGD
Retailer 10$2,894 SGD
Retailer 11$3,222 SGD
Retailer 3$3,540 SGD
Retailer 12$3,979 SGD
Retailer 8$4,364 SGD
MOH London$4,726 SGD

27 data points across 16 retailers

16 retailers$1,085 SGD to $4,726 SGD

A
Cheapest Retailer
-
$1,085 SGD
$849 USD
A
Retailer 2
-
$1,181 SGD
$924 USD
View
A
Retailer 3
-
$1,216 SGD
$951 USD
View
Final sale: no returns
A
Retailer 4
-
$1,259 SGD
$985 USD
View
Retailer 5
-
$1,259 SGD
$985 USD
View
Price last confirmed 20 days ago
A
Retailer 6
-
$1,483 SGD
$1,160 USD
View
Retailer 7
-
$1,536 SGD
£946 GBP
View
Price last confirmed 16 days ago
A
Retailer 8
-
$1,682 SGD
$1,316 USD
View
B+
Retailer 9
-
$1,768 SGD
$1,383 USD
View
B+
Retailer 10
-
$2,025 SGD
$1,584 USD
View
B+
Retailer 11
-
$2,894 SGD
$2,264 USD
View
B
Retailer 12
-
$3,222 SGD
$2,520 USD
View
B
Retailer 13
-
$3,540 SGD
$2,769 USD
View
B
Retailer 14
-
$3,979 SGD
$3,113 USD
View
B
Retailer 15
-
$4,364 SGD
$3,414 USD
View
Most Expensive
B
MOH London
LG786668226 · Oct 27
$4,726 SGD
£2,911 GBP
View
15 more retailers have this diamond
Prices start from $1,085 SGDSave up to $3,641 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
4.02ct Radiant
$1,085 SGD