Radiant|Lab Grown|IGI

0.51ct D VS2 Radiant Lab Grown Diamond

ID • D/VS2 • IGI LG812647981

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

Certificate IGI LG812647981

Diamond specifications and retailer prices

From €124 EUR
$139 USD
As of October 30, 2026
Save €667 EUR (84%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €1,228 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 D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG812647981 or 812647981. Listed at 9 retailers as of October 30, 2026, with a 536% 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
D
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812647981
Dimensions6.07 × 3.86 × 2.57 mm
L/W Ratio1.57
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.07 mm3.86 mm0.51 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812647981
Side View
Table 67.0%Crown 37.7°Girdle: MED-STKPavilion 35°Culet: NoneDepth 66.6%

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: €1,228 EUR|Low: €119 EUR|High: €1,240 EUR|Avg: €423 EUR|+0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 5€124 EUR
Retailer 9€144 EUR
Retailer 6€154 EUR
Retailer 11€221 EUR
Retailer 2€264 EUR
Retailer 8€288 EUR
Retailer 4€354 EUR
Retailer 3€430 EUR
Retailer 7€496 EUR
Retailer 12€497 EUR
Retailer 10€791 EUR
MOH London€1,228 EUR

41 data points across 12 retailers

9 retailers€124 EUR to €791 EUR

A
Cheapest Retailer
-
€124 EUR
$139 USD
A
Retailer 2
-
€144 EUR
$161 USD
View
A
Retailer 3
-
€154 EUR
$172 USD
View
B+
Retailer 4
-
€264 EUR
£232 GBP
View
B+
Retailer 5
-
€288 EUR
$322 USD
View
B
Retailer 6
-
€496 EUR
$554 USD
View
B
Retailer 7
-
€497 EUR
$555 USD
View
B
Retailer 8
-
€791 EUR
£696 GBP
View
Most Expensive
MOH London
LG812647981 · Oct 26
€1,228 EUR
£1,080 GBP
View
Price under review
8 more retailers have this diamond
Prices start from €124 EURSave up to €667 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
€124 EUR