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 €110 EUR
$123 USD
As of October 30, 2026
Save €377 EUR (77%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €1,136 EUR 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 30, 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €1,136 EUR|Low: €106 EUR|High: €1,149 EUR|Avg: €342 EUR
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 1, 2026
Retailer 8€110 EUR
Retailer 12€127 EUR
Retailer 3€145 EUR
Retailer 9€145 EUR
Retailer 5€242 EUR
Retailer 11€262 EUR
Retailer 2€279 EUR
Retailer 6€328 EUR
Retailer 4€339 EUR
Retailer 10€437 EUR
Retailer 7€487 EUR
MOH London€1,136 EUR

42 data points across 12 retailers

13 retailers€110 EUR to €487 EUR

A
Cheapest Retailer
-
€110 EUR
$123 USD
A
Retailer 2
-
€127 EUR
$142 USD
View
Retailer 3
-
€145 EUR
$162 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
€145 EUR
$162 USD
View
B+
Retailer 5
-
€242 EUR
$270 USD
View
B+
Retailer 6
-
€262 EUR
$293 USD
View
B+
Retailer 7
-
€279 EUR
£246 GBP
View
B+
Retailer 8
-
€328 EUR
£289 GBP
View
B
Retailer 9
-
€339 EUR
$379 USD
View
B
Retailer 10
-
€378 EUR
HK$3,300 HKD
View
B
Retailer 11
-
€437 EUR
$488 USD
View
B
Retailer 12
-
€487 EUR
$544 USD
View
Most Expensive
MOH London
LG541283460 · Nov 1
€1,136 EUR
£999 GBP
View
Price under review
12 more retailers have this diamond
Prices start from €110 EURSave up to €377 EUR

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
€110 EUR