Radiant|Lab Grown|IGI

0.51ct H VS1 Radiant Lab Grown Diamond

ID • H/VS1 • IGI LG763668076

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

Certificate IGI LG763668076

Diamond specifications and retailer prices

From $251 USD
€239 EUR
As of October 31, 2026
Save $663 USD (73%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $914 USD at MOH London · As of November 1, 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 H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG763668076 or 763668076. Listed at 9 retailers as of October 31, 2026, with prices from $251 to $914, a $663 spread on the same certified stone. MOH London lists it at $914. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle25.8°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG763668076
Dimensions5.84 × 3.96 × 2.59 mm
L/W Ratio1.47
Culet sizePointed
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 Faint Blue
Top View
5.84 mm3.96 mm0.51 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG763668076
Side View
Table 66.0%Crown 25.8°Girdle: Slightly ThickPavilion 36°Culet: NoneDepth 65.4%

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: Oct 31
Current: $914 USD|Low: $226 USD|High: $926 USD|Avg: $400 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 2$251 USD
Retailer 7$253 USD
Retailer 5$260 USD
Retailer 11$285 USD
Retailer 4$301 USD
Retailer 9$347 USD
Retailer 8$355 USD
Retailer 6$370 USD
Retailer 10$459 USD
Retailer 3$624 USD
MOH London$914 USD

22 data points across 11 retailers

9 retailers$251 USD to $914 USD

A
Cheapest Retailer
-
$251 USD
€239 EUR
A
Retailer 2
-
$253 USD
View
A
Retailer 3
-
$260 USD
View
B+
Retailer 4
-
$301 USD
£237 GBP
View
B+
Retailer 5
-
$354 USD
View
B+
Retailer 6
-
$355 USD
View
B+
Retailer 7
-
$370 USD
View
B
Retailer 8
-
$459 USD
View
Most Expensive
B
MOH London
LG763668076 · Nov 1
$914 USD
£720 GBP
View
8 more retailers have this diamond
Prices start from $251 USDSave up to $663 USD

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
$251 USD