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Radiant|Lab Grown|IGI

0.51ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG541283477

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

Certificate IGI LG541283477

Diamond specifications and retailer prices

From $124 USD
As of November 2, 2026
Save $828 USD (87%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,287 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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG541283477 or 541283477. Listed at 18 retailers as of November 1, 2026, with a 668% 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle47.6°
Pavilion angle29.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG541283477
Dimensions5.55 × 3.76 × 2.60 mm
L/W Ratio1.48
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
5.55 mm3.76 mm0.51 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG541283477
Side View
Table 63.5%Crown 47.6°Girdle: Slightly ThickPavilion 29.5°Culet: NoneDepth 69.1%

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: Nov 2
Current: $1,287 USD|Low: $119 USD|High: $1,302 USD|Avg: $422 USD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 2, 2026
Retailer 13$124 USD
Retailer 9$139 USD
Retailer 4$144 USD
Retailer 5$164 USD
Retailer 15$164 USD
Retailer 10$280 USD
Retailer 14$280 USD
Retailer 16$295 USD
Retailer 2$320 USD
Retailer 11$372 USD
Retailer 6$382 USD
Retailer 3$495 USD
Retailer 12$523 USD
Retailer 7$552 USD
Retailer 17$808 USD
Retailer 8$952 USD
MOH London$1,287 USD

44 data points across 17 retailers

18 retailers$124 USD to $952 USD

A
Cheapest Retailer
-
$124 USD
A
Retailer 2
-
$139 USD
View
Final sale: no returns
A
Retailer 3
-
$144 USD
View
A
Retailer 4
-
$164 USD
View
Retailer 5
-
$164 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$280 USD
ZAR 4,522 ZAR
View
B+
Retailer 7
-
$280 USD
View
B+
Retailer 8
-
$295 USD
View
B+
Retailer 9
-
$320 USD
£252 GBP
View
B+
Retailer 10
-
$371 USD
HK$2,900 HKD
View
B+
Retailer 11
-
$372 USD
£293 GBP
View
B+
Retailer 12
-
$382 USD
View
B
Retailer 13
-
$495 USD
View
B
Retailer 14
-
$523 USD
View
B
Retailer 15
-
$552 USD
View
B
Retailer 16
-
$808 USD
£636 GBP
View
B
Retailer 17
-
$952 USD
View
Most Expensive
MOH London
LG541283477 · Nov 1
$1,287 USD
£1,013 GBP
View
Price under review
17 more retailers have this diamond
Prices start from $124 USDSave up to $828 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
$124 USD