Round|Lab Grown|IGI

0.51ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG844659030

Shape and cutting style on the report: Round brilliant

Certificate IGI LG844659030

Diamond specifications and retailer prices

From €183 EUR
$205 USD
As of November 1, 2026
Save €203 EUR (53%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €386 EUR at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844659030 or 844659030. Listed at 5 retailers as of October 31, 2026, with prices from €183 to €386, a €203 spread on the same certified stone. Taylor and Hart lists it at €386. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844659030
Dimensions5.19 × 5.14 × 3.17 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
5.19 mm5.14 mm0.51 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844659030
Side View
Table 57.0%Crown 34.3°Girdle: MediumPavilion 41.1°CuletDepth 61.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: €183 EUR|Low: €183 EUR|High: €386 EUR|Avg: €263 EUR
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Taylor and Hart
November 1, 2026
Retailer 1€183 EUR
Retailer 2€195 EUR
Retailer 4€217 EUR
Retailer 3€301 EUR
Taylor and Hart€386 EUR

3 data points across 5 retailers

5 retailers€183 EUR to €386 EUR

A
Cheapest Retailer
-
€183 EUR
$205 USD
B+
Retailer 2
-
€195 EUR
£172 GBP
View
B+
Retailer 3
-
€217 EUR
$242 USD
View
B
Retailer 4
-
€301 EUR
$336 USD
View
Most Expensive
B
Taylor and Hart
6WZ7S80 · Oct 31
€386 EUR
$432 USD
View
4 more retailers have this diamond
Prices start from €183 EURSave up to €203 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
€183 EUR