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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 HK$965 HKD
$123 USD
As of November 2, 2026
Save HK$8,989 HKD (90%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$9,954 HKD 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 November 1, 2026, with prices from HK$965 to HK$9,954, a HK$8,989 spread on the same certified stone. MOH London lists it at HK$9,954. 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: Nov 2
Current: HK$9,954 HKD|Low: HK$926 HKD|High: HK$10,074 HKD|Avg: HK$3,281 HKD
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 9HK$965 HKD
Retailer 13HK$1,114 HKD
Retailer 10HK$1,271 HKD
Retailer 14HK$1,271 HKD
Retailer 2HK$2,118 HKD
Retailer 12HK$2,299 HKD
Retailer 4HK$2,310 HKD
Retailer 7HK$2,877 HKD
Retailer 3HK$2,974 HKD
Retailer 6HK$3,807 HKD
Retailer 11HK$3,829 HKD
Retailer 8HK$4,268 HKD
Retailer 5HK$4,511 HKD
MOH LondonHK$9,954 HKD

20 data points across 14 retailers

12 retailersHK$965 HKD to HK$9,954 HKD

A
Cheapest Retailer
-
HK$965 HKD
$123 USD
A
Retailer 2
-
HK$1,114 HKD
$142 USD
View
Retailer 3
-
HK$1,271 HKD
$162 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
HK$1,271 HKD
$162 USD
View
A
Retailer 5
-
HK$2,118 HKD
$270 USD
View
B+
Retailer 6
-
HK$2,299 HKD
$293 USD
View
B+
Retailer 7
-
HK$2,310 HKD
View
B+
Retailer 8
-
HK$2,877 HKD
£289 GBP
View
B
Retailer 9
-
HK$2,974 HKD
$379 USD
View
B
Retailer 10
-
HK$3,829 HKD
$488 USD
View
B
Retailer 11
-
HK$4,268 HKD
$544 USD
View
Most Expensive
B
MOH London
LG542212300 · Nov 1
HK$9,954 HKD
£999 GBP
View
11 more retailers have this diamond
Prices start from HK$965 HKDSave up to HK$8,989 HKD

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
HK$965 HKD