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Radiant|Lab Grown|IGI

0.51ct D SI1 Radiant Lab Grown Diamond

EX • D/SI1 • IGI LG843636772

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

Certificate IGI LG843636772

Diamond specifications and retailer prices

From $115 SGD
$90 USD
As of October 30, 2026
Save $944 SGD (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,059 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 0.51ct lab-grown radiant diamond

This 0.51ct lab-grown radiant sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG843636772 or 843636772. Listed at 13 retailers as of October 29, 2026, with prices from $115 to $1,059, a $944 spread on the same certified stone. MOH London lists it at $1,059. 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

0.51
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843636772
Dimensions5.60 × 3.98 × 2.70 mm
L/W Ratio1.41
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.60 mm3.98 mm0.51 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843636772
Side View
Table 64.0%Crown 34.7°Girdle: Slightly ThickPavilion 39.9°Culet: NoneDepth 67.8%

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: $1,059 SGD|Low: $115 SGD|High: $1,081 SGD|Avg: $376 SGD|-2.1%
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
October 31, 2026
Retailer 10$115 SGD
Retailer 11$129 SGD
Retailer 6$133 SGD
Retailer 3$152 SGD
Retailer 12$194 SGD
Retailer 7$261 SGD
Retailer 2$268 SGD
Retailer 13$346 SGD
Retailer 4$409 SGD
Retailer 5$460 SGD
Retailer 8$509 SGD
Retailer 9$536 SGD
MOH London$1,059 SGD

7 data points across 13 retailers

13 retailers$115 SGD to $1,059 SGD

A
Cheapest Retailer
-
$115 SGD
$90 USD
A
Retailer 2
-
$129 SGD
$101 USD
View
Final sale: no returns
A
Retailer 3
-
$133 SGD
$104 USD
View
A
Retailer 4
-
$152 SGD
$119 USD
View
B+
Retailer 5
-
$194 SGD
$152 USD
View
A
Retailer 6
-
$261 SGD
£161 GBP
View
A
Retailer 7
-
$268 SGD
€200 EUR
View
A
Retailer 8
-
$346 SGD
£213 GBP
View
B+
Retailer 9
-
$409 SGD
View
B+
Retailer 10
-
$460 SGD
$360 USD
View
B+
Retailer 11
-
$509 SGD
$398 USD
View
B+
Retailer 12
-
$536 SGD
$419 USD
View
Most Expensive
B
MOH London
LG843636772 · Oct 29
$1,059 SGD
£652 GBP
View
12 more retailers have this diamond
Prices start from $115 SGDSave up to $944 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
0.51ct Radiant
$115 SGD