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Radiant|Lab Grown|IGI

0.50ct G SI1 Radiant Lab Grown Diamond

ID • G/SI1 • IGI LG541283460

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

Certificate IGI LG541283460

Diamond specifications and retailer prices

From HK$965 HKD
$123 USD
As of November 2, 2026
Save HK$3,303 HKD (77%) vs most expensive(unlock to see where)
13 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG541283460 or 541283460. Listed at 13 retailers as of October 31, 2026, with a 342% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle33°
OriginLab Grown
Grading LabIGI
CertificateIGI LG541283460
Dimensions5.50 × 4.02 × 2.63 mm
L/W Ratio1.37
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
5.50 mm4.02 mm0.50 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG541283460
Side View
Table 62.0%Crown 37°Girdle: STK-THKPavilion 33°Culet: NoneDepth 65.4%

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$3,001 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
November 2, 2026
Retailer 8HK$965 HKD
Retailer 12HK$1,114 HKD
Retailer 3HK$1,271 HKD
Retailer 9HK$1,271 HKD
Retailer 5HK$2,118 HKD
Retailer 11HK$2,299 HKD
Retailer 2HK$2,468 HKD
Retailer 6HK$2,877 HKD
Retailer 4HK$2,974 HKD
Retailer 10HK$3,829 HKD
Retailer 7HK$4,268 HKD
MOH LondonHK$9,954 HKD

42 data points across 12 retailers

13 retailersHK$965 HKD to HK$4,268 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
B+
Retailer 5
-
HK$2,118 HKD
$270 USD
View
B+
Retailer 6
-
HK$2,299 HKD
$293 USD
View
B+
Retailer 7
-
HK$2,468 HKD
£248 GBP
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$3,314 HKD
View
B
Retailer 11
-
HK$3,829 HKD
$488 USD
View
B
Retailer 12
-
HK$4,268 HKD
$544 USD
View
Most Expensive
MOH London
LG541283460 · Nov 1
HK$9,954 HKD
£999 GBP
View
Price under review
12 more retailers have this diamond
Prices start from HK$965 HKDSave up to HK$3,303 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