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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 €180 EUR
$202 USD
As of November 1, 2026
Save €299 EUR (62%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €1,112 EUR at MOH London · As of November 2, 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 8 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €1,112 EUR|Low: €180 EUR|High: €1,118 EUR|Avg: €462 EUR|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 6€180 EUR
Retailer 2€258 EUR
Retailer 3€274 EUR
Retailer 4€321 EUR
Retailer 5€479 EUR
MOH London€1,112 EUR

19 data points across 6 retailers

8 retailers€180 EUR to €479 EUR

A
Cheapest Retailer
-
€180 EUR
$202 USD
B+
Retailer 2
-
€254 EUR
$285 USD
View
B+
Retailer 3
-
€258 EUR
View
B+
Retailer 4
-
€274 EUR
£242 GBP
View
B+
Retailer 5
-
€321 EUR
£284 GBP
View
B
Retailer 6
-
€366 EUR
$410 USD
View
B
Retailer 7
-
€479 EUR
$537 USD
View
Most Expensive
MOH London
LG841689944 · Nov 2
€1,112 EUR
£982 GBP
View
Price under review
7 more retailers have this diamond
Prices start from €180 EURSave up to €299 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
€180 EUR