Round|Lab Grown|IGI

0.51ct G VVS1 Round Lab Grown Diamond

ID • G/VVS1 • IGI LG829617932

Shape and cutting style on the report: Round brilliant

Certificate IGI LG829617932

Diamond specifications and retailer prices

From €149 EUR
HK$1,300 HKD
As of October 30, 2026
Save €302 EUR (67%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €1,039 EUR at MOH London · As of October 25, 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 G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG829617932 or 829617932. Listed at 8 retailers as of October 30, 2026, with a 203% 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
G
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG829617932
Dimensions5.09 × 5.13 × 3.18 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.09 mm5.13 mm0.51 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG829617932
Side View
Table 58.0%Crown 33.9°Girdle: MediumPavilion 41.5°Culet: NoneDepth 62.3%

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: Oct 30
Current: €1,039 EUR|Low: €149 EUR|High: €1,050 EUR|Avg: €365 EUR|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 8€149 EUR
Retailer 6€170 EUR
Retailer 3€227 EUR
Retailer 2€248 EUR
Retailer 4€329 EUR
Retailer 5€360 EUR
Retailer 7€451 EUR
MOH London€1,039 EUR

43 data points across 8 retailers

8 retailers€149 EUR to €451 EUR

A
Cheapest Retailer
-
€149 EUR
HK$1,300 HKD
A
Retailer 2
-
€170 EUR
$190 USD
View
B+
Retailer 3
-
€227 EUR
View
B+
Retailer 4
-
€248 EUR
£218 GBP
View
B+
Retailer 5
-
€329 EUR
$368 USD
View
B
Retailer 6
-
€367 EUR
$410 USD
View
B
Retailer 7
-
€451 EUR
$504 USD
View
Most Expensive
MOH London
LG829617932 · Oct 25
€1,039 EUR
£914 GBP
View
Price under review
7 more retailers have this diamond
Prices start from €149 EURSave up to €302 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
€149 EUR