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Radiant|Lab Grown|IGI

0.50ct H SI1 Radiant Lab Grown Diamond

ID • H/SI1 • IGI LG542212300

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

Certificate IGI LG542212300

Diamond specifications and retailer prices

From $157 SGD
$123 USD
As of October 30, 2026
Save $1,465 SGD (90%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,622 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 0.5ct lab-grown radiant diamond

This 0.5ct lab-grown radiant sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG542212300 or 542212300. Listed at 12 retailers as of October 30, 2026, with prices from $157 to $1,622, a $1,465 spread on the same certified stone. MOH London lists it at $1,622. 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

0.50
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle29.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG542212300
Dimensions5.41 × 3.90 × 2.62 mm
L/W Ratio1.39
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
5.41 mm3.90 mm0.50 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG542212300
Side View
Table 63.0%Crown 36.7°Girdle: STK-THKPavilion 29.6°Culet: NoneDepth 67.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,622 SGD|Low: $151 SGD|High: $1,641 SGD|Avg: $535 SGD
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
November 1, 2026
Retailer 9$157 SGD
Retailer 13$182 SGD
Retailer 10$207 SGD
Retailer 14$207 SGD
Retailer 2$345 SGD
Retailer 12$375 SGD
Retailer 4$376 SGD
Retailer 7$469 SGD
Retailer 3$485 SGD
Retailer 6$620 SGD
Retailer 11$624 SGD
Retailer 8$695 SGD
Retailer 5$735 SGD
MOH London$1,622 SGD

20 data points across 14 retailers

12 retailers$157 SGD to $1,622 SGD

A
Cheapest Retailer
-
$157 SGD
$123 USD
A
Retailer 2
-
$182 SGD
$142 USD
View
Retailer 3
-
$207 SGD
$162 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$207 SGD
$162 USD
View
A
Retailer 5
-
$345 SGD
$270 USD
View
B+
Retailer 6
-
$375 SGD
$293 USD
View
B+
Retailer 7
-
$376 SGD
HK$2,300 HKD
View
B+
Retailer 8
-
$469 SGD
£289 GBP
View
B
Retailer 9
-
$485 SGD
$379 USD
View
B
Retailer 10
-
$624 SGD
$488 USD
View
B
Retailer 11
-
$695 SGD
$544 USD
View
Most Expensive
B
MOH London
LG542212300 · Nov 1
$1,622 SGD
£999 GBP
View
11 more retailers have this diamond
Prices start from $157 SGDSave up to $1,465 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
0.50ct Radiant
$157 SGD