Radiant|Lab Grown|IGI

0.51ct I VS2 Radiant Lab Grown Diamond

ID • I/VS2 • IGI LG541251043

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

Certificate IGI LG541251043

Diamond specifications and retailer prices

From €111 EUR
$124 USD
As of October 30, 2026
Save €612 EUR (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €1,158 EUR at MOH London · As of October 19, 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 I colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG541251043 or 541251043. Listed at 14 retailers as of October 30, 2026, with a 551% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
I
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle32.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG541251043
Dimensions5.70 × 4.07 × 2.59 mm
L/W Ratio1.40
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
5.70 mm4.07 mm0.51 ctI / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG541251043
Side View
Table 63.0%Crown 38.5°Girdle: MED-THKPavilion 32.6°Culet: NoneDepth 63.6%

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: €1,158 EUR|Low: €107 EUR|High: €1,293 EUR|Avg: €444 EUR|-0.6%
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
Retailer 15
Retailer 16
October 30, 2026
Retailer 10€111 EUR
Retailer 4€124 EUR
Retailer 14€129 EUR
Retailer 11€147 EUR
Retailer 15€147 EUR
Retailer 2€242 EUR
Retailer 13€266 EUR
Retailer 3€342 EUR
Retailer 7€390 EUR
Retailer 12€444 EUR
Retailer 9€469 EUR
Retailer 8€470 EUR
Retailer 5€494 EUR
Retailer 16€723 EUR
MOH London€1,158 EUR
Retailer 6€1,293 EUR

16 data points across 16 retailers

14 retailers€111 EUR to €723 EUR

A
Cheapest Retailer
-
€111 EUR
$124 USD
A
Retailer 2
-
€124 EUR
$139 USD
View
Final sale: no returns
A
Retailer 3
-
€129 EUR
$144 USD
View
A
Retailer 4
-
€147 EUR
$164 USD
View
A
Retailer 5
-
€147 EUR
$164 USD
View
A
Retailer 6
-
€242 EUR
$270 USD
View
B+
Retailer 7
-
€266 EUR
$297 USD
View
B
Retailer 8
-
€342 EUR
$382 USD
View
B
Retailer 9
-
€390 EUR
HK$3,400 HKD
View
B
Retailer 10
-
€444 EUR
$496 USD
View
B
Retailer 11
-
€469 EUR
$524 USD
View
B
Retailer 12
-
€494 EUR
$552 USD
View
B
Retailer 13
-
€723 EUR
£636 GBP
View
Most Expensive
MOH London
LG541251043 · Oct 19
€1,158 EUR
£1,019 GBP
View
Price under review
13 more retailers have this diamond
Prices start from €111 EURSave up to €612 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
0.51ct Radiant
€111 EUR