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Heart|Lab Grown|IGI

1.58ct E SI2 Heart Lab Grown Diamond

ID • E/SI2 • IGI LG652421814

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG652421814

Diamond specifications and retailer prices

From $326 AUD
$229 USD
As of October 27, 2026
Save $1,301 AUD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,627 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 1.58ct lab-grown heart diamond

This 1.58ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG652421814 or 652421814. Listed at 11 retailers as of October 27, 2026, with prices from $326 to $1,627, a $1,301 spread on the same certified stone. MOH London lists it at $1,627. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.58
Carat
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG652421814
Dimensions8.27 × 7.30 × 4.47 mm
L/W Ratio1.13
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.27 mm7.30 mm1.58 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG652421814
Side View
Table 58.0%Crown 34.9°Girdle: MED-STKPavilion 34.7°Culet: NoneDepth 54.1%

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 27
Current: $1,627 AUD|Low: $326 AUD|High: $2,420 AUD|Avg: $917 AUD
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
October 29, 2026
Retailer 3$326 AUD
Retailer 14$377 AUD
Retailer 7$404 AUD
Retailer 12$455 AUD
Retailer 8$520 AUD
Retailer 11$628 AUD
Retailer 13$686 AUD
Retailer 4$699 AUD
Retailer 2$758 AUD
Retailer 9$767 AUD
Retailer 10$1,298 AUD
Retailer 5$1,606 AUD
MOH London$1,627 AUD
Retailer 6$2,420 AUD

3 data points across 14 retailers

11 retailers$326 AUD to $1,627 AUD

A
Cheapest Retailer
-
$326 AUD
$229 USD
A
Retailer 2
-
$377 AUD
$265 USD
View
A
Retailer 3
-
$404 AUD
$284 USD
View
A
Retailer 4
-
$455 AUD
HK$2,500 HKD
View
A
Retailer 5
-
$520 AUD
£288 GBP
View
B+
Retailer 6
-
$628 AUD
$441 USD
View
B+
Retailer 7
-
$686 AUD
$482 USD
View
B+
Retailer 8
-
$758 AUD
£419 GBP
View
B+
Retailer 9
-
$767 AUD
$539 USD
View
B
Retailer 10
-
$1,298 AUD
$912 USD
View
Most Expensive
B
MOH London
LG652421814 · Oct 29
$1,627 AUD
£900 GBP
View
10 more retailers have this diamond
Prices start from $326 AUDSave up to $1,301 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
1.58ct Heart
$326 AUD