CaratHunter
Plans
Round|Lab Grown|IGI

0.51ct I VS2 Round Lab Grown Diamond

EX • I/VS2 • IGI LG451055357

Shape and cutting style on the report: Round brilliant

Certificate IGI LG451055357

Diamond specifications and retailer prices

From $542 NZD
As of November 3, 2026
Save $2,170 NZD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,712 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 0.51ct lab-grown round diamond

This 0.51ct lab-grown round 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 LG451055357 or 451055357. Listed at 11 retailers as of October 29, 2026, with prices from $542 to $2,712, a $2,170 spread on the same certified stone. MOH London lists it at $2,712. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451055357
Dimensions5.16 × 5.21 × 3.18 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
5.16 mm5.21 mm0.51 ctI / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451055357
Side View
Table 58.0%Crown 32.4°Girdle: MediumPavilion 41.4°Culet: NoneDepth 61.3%

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 3
Current: $2,712 NZD|Low: $521 NZD|High: $2,730 NZD|Avg: $1,254 NZD|+0.6%
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
October 29, 2026
Retailer 9$542 NZD
Retailer 10$587 NZD
Retailer 15$608 NZD
Retailer 3$629 NZD
Retailer 11$672 NZD
Retailer 13$672 NZD
Retailer 5$951 NZD
Retailer 4$964 NZD
Retailer 12$1,097 NZD
Retailer 2$1,239 NZD
Retailer 6$1,323 NZD
Retailer 8$2,068 NZD
Retailer 14$2,164 NZD
Retailer 7$2,704 NZD
MOH London$2,712 NZD

20 data points across 15 retailers

11 retailers$542 NZD to $2,712 NZD

A
Cheapest Retailer
-
$542 NZD
A
Retailer 2
-
$587 NZD
View
A
Retailer 3
-
$608 NZD
View
Final sale: no returns
A
Retailer 4
-
$629 NZD
View
A
Retailer 5
-
$672 NZD
View
Retailer 6
-
$672 NZD
View
Price last confirmed 10 days ago
B+
Retailer 7
-
$1,097 NZD
View
B+
Retailer 8
-
$1,239 NZD
View
B
Retailer 9
-
$2,068 NZD
View
B
Retailer 10
-
$2,164 NZD
View
Most Expensive
B
MOH London
LG451055357 · Oct 29
$2,712 NZD
£1,201 GBP
View
10 more retailers have this diamond
Prices start from $542 NZDSave up to $2,170 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 Round
$542 NZD