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Round|Lab Grown|IGI

0.51ct F VVS1 Round Lab Grown Diamond

ID • F/VVS1 • IGI LG831673625

Shape and cutting style on the report: Round brilliant

Certificate IGI LG831673625

Diamond specifications and retailer prices

From €209 EUR
£184 GBP
As of November 2, 2026
Save €599 EUR (74%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €807 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 0.51ct lab-grown round diamond

This 0.51ct lab-grown round 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 LG831673625 or 831673625. Listed at 7 retailers as of October 29, 2026, with prices from €209 to €807, a €599 spread on the same certified stone. MOH London lists it at €807. 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
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831673625
Dimensions5.16 × 5.19 × 3.10 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.16 mm5.19 mm0.51 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831673625
Side View
Table 59.0%Crown 33.4°Girdle: MediumPavilion 40.5°CuletDepth 59.8%

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 2
Current: €807 EUR|Low: €156 EUR|High: €813 EUR|Avg: €334 EUR|+2.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 6€196 EUR
Retailer 2€209 EUR
Retailer 4€224 EUR
Retailer 3€236 EUR
Retailer 7€302 EUR
Retailer 8€306 EUR
Retailer 5€404 EUR
MOH London€807 EUR

38 data points across 8 retailers

7 retailers€209 EUR to €807 EUR

A
Cheapest Retailer
-
€209 EUR
£184 GBP
B+
Retailer 2
-
€224 EUR
$251 USD
View
B+
Retailer 3
-
€236 EUR
$265 USD
View
Retailer 4
-
€306 EUR
A$528 AUD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
€308 EUR
$346 USD
View
B
Retailer 6
-
€404 EUR
$453 USD
View
Most Expensive
B
MOH London
LG831673625 · Oct 29
€807 EUR
£713 GBP
View
6 more retailers have this diamond
Prices start from €209 EURSave up to €599 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 Round
€209 EUR