CaratHunter
Plans
Heart|Lab Grown|IGI

2.51ct H VS1 Heart Lab Grown Diamond

ID • H/VS1 • IGI LG832603941

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG832603941

Diamond specifications and retailer prices

From $726 NZD
As of November 4, 2026
Save $3,053 NZD (81%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,779 NZD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 2.51ct lab-grown heart diamond

This 2.51ct lab-grown heart sits in the two to three carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG832603941 or 832603941. Listed at 20 retailers as of November 2, 2026, with prices from $726 to $3,779, a $3,053 spread on the same certified stone. Brilliant Earth lists it at $3,779. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.51
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG832603941
Dimensions8.77 × 9.24 × 5.42 mm
L/W Ratio1.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.77 mm9.24 mm2.51 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG832603941
Side View
Table 64.0%Crown 33.5°Girdle: STK-THKPavilion 41.6°Culet: NoneDepth 58.7%

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: $3,779 NZD|Low: $623 NZD|High: $5,659 NZD|Avg: $1,900 NZD|-33.2%
Brilliant Earth
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
Retailer 18
Retailer 19
Retailer 20
November 4, 2026
Retailer 5$648 NZD
Retailer 6$726 NZD
Retailer 20$752 NZD
Retailer 9$804 NZD
Retailer 19$885 NZD
Retailer 2$914 NZD
Retailer 16$1,073 NZD
Retailer 15$1,238 NZD
Retailer 3$1,284 NZD
Retailer 8$1,323 NZD
Retailer 7$1,456 NZD
Retailer 13$1,799 NZD
Retailer 18$1,919 NZD
Retailer 14$2,035 NZD
Retailer 10$2,558 NZD
Retailer 11$2,652 NZD
Retailer 4$3,051 NZD
Retailer 17$3,142 NZD
Retailer 12$3,403 NZD
Brilliant Earth$3,779 NZD

38 data points across 20 retailers

20 retailers$726 NZD to $3,779 NZD

Retailer 1
-
$648 NZD
Price last confirmed 13 days ago
A
Retailer 2
-
$726 NZD
View
Final sale: no returns
Retailer 3
-
$752 NZD
View
Price last confirmed 12 days ago
Retailer 4
-
$804 NZD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$885 NZD
View
A
Retailer 6
-
$914 NZD
View
A
Retailer 7
-
$1,073 NZD
View
A
Retailer 8
-
$1,238 NZD
View
Retailer 9
-
$1,284 NZD
View
Price last confirmed 10 days ago
Retailer 10
-
$1,323 NZD
View
Price last confirmed 10 days ago
Retailer 11
-
$1,456 NZD
View
Price last confirmed 8 days ago
A
Retailer 12
-
$1,799 NZD
View
Retailer 13
-
$1,919 NZD
View
Price last confirmed 12 days ago
B+
Retailer 14
-
$2,035 NZD
View
B
Retailer 15
-
$2,558 NZD
View
B+
Retailer 16
-
$2,652 NZD
View
B
Retailer 17
-
$3,051 NZD
View
Retailer 18
-
$3,142 NZD
View
Price last confirmed 10 days ago
B
Retailer 19
-
$3,433 NZD
View
Most Expensive
B
Brilliant Earth
21633164A · Nov 2
$3,779 NZD
$2,130 USD
View
19 more retailers have this diamond
Prices start from $726 NZDSave up to $3,053 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
2.51ct Heart
$726 NZD