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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 $3,983 AUD
£2,204 GBP
As of October 30, 2026
Save $5,302 AUD (57%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $38,119 AUD 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: $38,119 AUD|Low: $3,971 AUD|High: $38,119 AUD|Avg: $9,339 AUD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 2$3,983 AUD
Retailer 5$4,263 AUD
Retailer 3$4,639 AUD
Retailer 4$5,174 AUD
Retailer 11$5,398 AUD
Retailer 10$6,180 AUD
Retailer 9$6,448 AUD
Retailer 6$7,685 AUD
Retailer 8$9,180 AUD
Retailer 7$9,286 AUD
Brilliant Earth$38,119 AUD

32 data points across 11 retailers

11 retailers$3,983 AUD to $9,286 AUD

A
Cheapest Retailer
-
$3,983 AUD
£2,204 GBP
A
Retailer 2
-
$4,263 AUD
$2,995 USD
View
A
Retailer 3
-
$4,639 AUD
$3,259 USD
View
A
Retailer 4
-
$5,174 AUD
$3,635 USD
View
A
Retailer 5
-
$5,398 AUD
$3,792 USD
View
A
Retailer 6
-
$6,180 AUD
$4,342 USD
View
A
Retailer 7
-
$6,448 AUD
$4,530 USD
View
B+
Retailer 8
-
$7,685 AUD
$5,399 USD
View
Retailer 9
-
$9,180 AUD
View
Price last confirmed 7 days ago
B+
Retailer 10
-
$9,286 AUD
€6,213 EUR
View
Most Expensive
Brilliant Earth
21665304A · Oct 26
$38,119 AUD
$26,780 USD
View
Price under review
10 more retailers have this diamond
Prices start from $3,983 AUDSave up to $5,302 AUD

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
$3,983 AUD