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Radiant|Lab Grown|IGI

0.51ct F VVS1 Radiant Lab Grown Diamond

ID • F/VVS1 • IGI LG841689944

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

Certificate IGI LG841689944

Diamond specifications and retailer prices

From €181 EUR
$202 USD
As of November 1, 2026
Save €300 EUR (62%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €1,117 EUR at MOH London · As of October 26, 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 F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG841689944 or 841689944. Listed at 7 retailers as of October 31, 2026, with a 166% 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
F
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle42.9°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841689944
Dimensions5.60 × 4.09 × 2.63 mm
L/W Ratio1.37
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.60 mm4.09 mm0.51 ctF / VVS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG841689944
Side View
Table 73.0%Crown 42.9°Girdle: Slightly ThickPavilion 34.9°CuletDepth 64.3%

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: Nov 1
Current: €1,117 EUR|Low: €181 EUR|High: €1,122 EUR|Avg: €463 EUR|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 6€181 EUR
Retailer 2€259 EUR
Retailer 3€275 EUR
Retailer 4€323 EUR
Retailer 5€481 EUR
MOH London€1,117 EUR

19 data points across 6 retailers

7 retailers€181 EUR to €481 EUR

A
Cheapest Retailer
-
€181 EUR
$202 USD
Retailer 2
-
€259 EUR
View
B+
Retailer 3
-
€275 EUR
£242 GBP
View
B+
Retailer 4
-
€323 EUR
£284 GBP
View
B
Retailer 5
-
€367 EUR
$410 USD
View
B
Retailer 6
-
€481 EUR
$537 USD
View
Most Expensive
MOH London
LG841689944 · Oct 26
€1,117 EUR
£983 GBP
View
Price under review
6 more retailers have this diamond
Prices start from €181 EURSave up to €300 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
€181 EUR