Heart|Lab Grown|IGI

11.57ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG835684952

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG835684952

Diamond specifications and retailer prices

From $4,965 NZD
£2,204 GBP
As of October 30, 2026
Save $6,609 NZD (57%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $47,516 NZD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 11.57ct lab-grown heart diamond

This 11.57ct lab-grown heart sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG835684952 or 835684952. Listed at 11 retailers as of October 25, 2026, with a 133% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

11.57
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835684952
Dimensions15.56 × 15.24 × 8.70 mm
L/W Ratio1.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.56 mm15.24 mm11.57 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835684952
Side View
Table 63.0%Crown 34.3°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 57.1%

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: Oct 30
Current: $47,516 NZD|Low: $4,950 NZD|High: $47,516 NZD|Avg: $11,637 NZD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 5$4,965 NZD
Retailer 6$5,314 NZD
Retailer 3$5,782 NZD
Retailer 4$6,726 NZD
Retailer 11$7,704 NZD
Retailer 2$8,029 NZD
Retailer 10$8,038 NZD
Retailer 7$9,579 NZD
Retailer 9$11,443 NZD
Retailer 8$11,575 NZD
Brilliant Earth$47,516 NZD

33 data points across 11 retailers

11 retailers$4,965 NZD to $11,575 NZD

A
Cheapest Retailer
-
$4,965 NZD
£2,204 GBP
A
Retailer 2
-
$5,314 NZD
$2,995 USD
View
A
Retailer 3
-
$5,782 NZD
$3,259 USD
View
A
Retailer 4
-
$6,726 NZD
$3,791 USD
View
A
Retailer 5
-
$7,704 NZD
$4,342 USD
View
B+
Retailer 6
-
$8,029 NZD
$4,525 USD
View
A
Retailer 7
-
$8,038 NZD
$4,530 USD
View
B+
Retailer 8
-
$9,579 NZD
$5,399 USD
View
Retailer 9
-
$11,443 NZD
A$9,922 AUD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
$11,575 NZD
€6,213 EUR
View
Most Expensive
Brilliant Earth
21665304A · Oct 26
$47,516 NZD
$26,780 USD
View
Price under review
10 more retailers have this diamond
Prices start from $4,965 NZDSave up to $6,609 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
11.57ct Heart
$4,965 NZD