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Radiant|Lab Grown|IGI

1.51ct H VS1 Radiant Lab Grown Diamond

ID • H/VS1 • IGI LG638430098

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

Certificate IGI LG638430098

Diamond specifications and retailer prices

From $295 SGD
As of November 4, 2026
Save $1,011 SGD (77%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,306 SGD at MOH London · As of November 5, 2026
View at MOH London

About this 1.51ct lab-grown radiant diamond

This 1.51ct lab-grown radiant sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG638430098 or 638430098. Listed at 19 retailers as of November 4, 2026, with prices from $295 to $1,306, a $1,011 spread on the same certified stone. MOH London lists it at $1,306. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.3°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG638430098
Dimensions8.04 × 5.69 × 3.76 mm
L/W Ratio1.41
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.04 mm5.69 mm1.51 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG638430098
Side View
Table 62.0%Crown 40.3°Girdle: MED-STKPavilion 35°Culet: NoneDepth 66.1%

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: Nov 4
Current: $1,306 SGD|Low: $262 SGD|High: $1,371 SGD|Avg: $785 SGD|-3.8%
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
November 5, 2026
Retailer 4$263 SGD
Retailer 14$295 SGD
Retailer 16$305 SGD
Retailer 7$339 SGD
Retailer 15$441 SGD
Retailer 12$564 SGD
Retailer 10$596 SGD
Retailer 3$629 SGD
Retailer 13$653 SGD
Retailer 11$762 SGD
Retailer 2$1,003 SGD
Retailer 9$1,054 SGD
Retailer 5$1,118 SGD
Retailer 6$1,240 SGD
Retailer 8$1,284 SGD
MOH London$1,306 SGD

29 data points across 16 retailers

19 retailers$295 SGD to $1,306 SGD

Retailer 1
-
$263 SGD
Price last confirmed 9 days ago
A
Retailer 2
-
$295 SGD
View
Final sale: no returns
Retailer 3
-
$305 SGD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$327 SGD
View
Retailer 5
-
$339 SGD
View
Price last confirmed 11 days ago
Retailer 6
-
$339 SGD
View
Price last confirmed 11 days ago
B+
Retailer 7
-
$441 SGD
View
A
Retailer 8
-
$564 SGD
View
A
Retailer 9
-
$596 SGD
View
A
Retailer 10
-
$629 SGD
View
A
Retailer 11
-
$653 SGD
View
A
Retailer 12
-
$762 SGD
View
A
Retailer 13
-
$854 SGD
View
B+
Retailer 14
-
$1,003 SGD
View
B+
Retailer 15
-
$1,054 SGD
View
Retailer 16
-
$1,087 SGD
View
Price last confirmed 11 days ago
B+
Retailer 17
-
$1,118 SGD
View
B+
Retailer 18
-
$1,240 SGD
View
Most Expensive
B+
MOH London
LG638430098 · Nov 5
$1,306 SGD
£805 GBP
View
18 more retailers have this diamond
Prices start from $295 SGDSave up to $1,011 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
1.51ct Radiant
$295 SGD