Radiant|Lab Grown|IGI

0.51ct I VS2 Radiant Lab Grown Diamond

ID • I/VS2 • IGI LG541251043

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

Certificate IGI LG541251043

Diamond specifications and retailer prices

From $220 NZD
As of November 4, 2026
Save $1,212 NZD (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,278 NZD at MOH London · As of November 5, 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 I colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG541251043 or 541251043. Listed at 14 retailers as of November 4, 2026, with a 551% 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
I
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle32.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG541251043
Dimensions5.70 × 4.07 × 2.59 mm
L/W Ratio1.40
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
5.70 mm4.07 mm0.51 ctI / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG541251043
Side View
Table 63.0%Crown 38.5°Girdle: MED-THKPavilion 32.6°Culet: NoneDepth 63.6%

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: Nov 4
Current: $2,278 NZD|Low: $211 NZD|High: $2,560 NZD|Avg: $872 NZD|-1.4%
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
November 5, 2026
Retailer 10$220 NZD
Retailer 4$247 NZD
Retailer 14$255 NZD
Retailer 11$291 NZD
Retailer 15$291 NZD
Retailer 2$479 NZD
Retailer 13$527 NZD
Retailer 3$678 NZD
Retailer 7$772 NZD
Retailer 12$880 NZD
Retailer 9$930 NZD
Retailer 8$931 NZD
Retailer 5$979 NZD
Retailer 16$1,432 NZD
MOH London$2,278 NZD
Retailer 6$2,560 NZD

16 data points across 16 retailers

14 retailers$220 NZD to $1,432 NZD

A
Cheapest Retailer
-
$220 NZD
A
Retailer 2
-
$247 NZD
View
Final sale: no returns
A
Retailer 3
-
$255 NZD
View
Retailer 4
-
$291 NZD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$291 NZD
View
B+
Retailer 6
-
$479 NZD
View
B+
Retailer 7
-
$527 NZD
View
B+
Retailer 8
-
$678 NZD
View
B
Retailer 9
-
$772 NZD
View
B
Retailer 10
-
$880 NZD
View
B
Retailer 11
-
$930 NZD
View
B
Retailer 12
-
$979 NZD
View
B
Retailer 13
-
$1,432 NZD
View
Most Expensive
MOH London
LG541251043 · Nov 5
$2,278 NZD
£1,011 GBP
View
Price under review
13 more retailers have this diamond
Prices start from $220 NZDSave up to $1,212 NZD

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
$220 NZD