Radiant|Lab Grown|IGI

0.51ct E FL Radiant Lab Grown Diamond

VG • E/FL • IGI LG788635058

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

Certificate IGI LG788635058

Diamond specifications and retailer prices

From €119 EUR
$133 USD
As of October 30, 2026
Save €1,121 EUR (90%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €1,240 EUR at MOH London · As of October 29, 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 E colour (colourless) and FL clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG788635058 or 788635058. Listed at 18 retailers as of October 29, 2026, with prices from €119 to €1,240, a €1,121 spread on the same certified stone. MOH London lists it at €1,240. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
E
Color
FL
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle42.7°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788635058
Dimensions5.66 × 3.90 × 2.79 mm
L/W Ratio1.45
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.66 mm3.90 mm0.51 ctE / FL
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG788635058
Side View
Table 66.0%Crown 42.7°Girdle: MediumPavilion 37.6°Culet: NoneDepth 71.5%

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: €1,240 EUR|Low: €119 EUR|High: €1,278 EUR|Avg: €360 EUR|-2.9%
MOH London
Retailer 2
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Retailer 11
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Retailer 18
October 31, 2026
Retailer 18€119 EUR
Retailer 8€132 EUR
Retailer 11€138 EUR
Retailer 5€148 EUR
Retailer 9€149 EUR
Retailer 16€199 EUR
Retailer 12€247 EUR
Retailer 7€268 EUR
Retailer 2€289 EUR
Retailer 10€294 EUR
Retailer 4€407 EUR
Retailer 15€417 EUR
Retailer 14€458 EUR
Retailer 6€475 EUR
Retailer 13€500 EUR
Retailer 17€510 EUR
Retailer 3€524 EUR
MOH London€1,240 EUR

22 data points across 18 retailers

18 retailers€119 EUR to €1,240 EUR

A
Cheapest Retailer
-
€119 EUR
$133 USD
A
Retailer 2
-
€132 EUR
$148 USD
View
Final sale: no returns
A
Retailer 3
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€138 EUR
$154 USD
View
A
Retailer 4
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€148 EUR
$165 USD
View
A
Retailer 5
-
€149 EUR
$166 USD
View
A
Retailer 6
-
€199 EUR
$222 USD
View
A
Retailer 7
-
€247 EUR
£217 GBP
View
A
Retailer 8
-
€268 EUR
ZAR 4,833 ZAR
View
B+
Retailer 9
-
€289 EUR
View
B+
Retailer 10
-
€294 EUR
$329 USD
View
B+
Retailer 11
-
€407 EUR
SGD 615 SGD
View
B+
Retailer 12
-
€417 EUR
$466 USD
View
B+
Retailer 13
-
€458 EUR
$512 USD
View
B+
Retailer 14
-
€475 EUR
$531 USD
View
B
Retailer 15
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€500 EUR
$559 USD
View
B
Retailer 16
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€510 EUR
$570 USD
View
B
Retailer 17
-
€524 EUR
$585 USD
View
Most Expensive
B
MOH London
LG788635058 · Oct 29
€1,240 EUR
£1,091 GBP
View
17 more retailers have this diamond
Prices start from €119 EURSave up to €1,121 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
€119 EUR