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Heart|Lab Grown|IGI

1.23ct E VVS1 Heart Lab Grown Diamond

EX • E/VVS1 • IGI LG823652326

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG823652326

Diamond specifications and retailer prices

From $339 AUD
$238 USD
As of November 1, 2026
Save $1,167 AUD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,506 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 1.23ct lab-grown heart diamond

This 1.23ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG823652326 or 823652326. Listed at 12 retailers as of November 1, 2026, with prices from $339 to $1,506, a $1,167 spread on the same certified stone. MOH London lists it at $1,506. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823652326
Dimensions6.83 × 7.30 × 4.36 mm
L/W Ratio1.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.83 mm7.30 mm1.23 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823652326
Side View
Table 62.0%Crown 35.5°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 59.7%

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 1
Current: $1,506 AUD|Low: $339 AUD|High: $1,584 AUD|Avg: $957 AUD|-4.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 12$339 AUD
Retailer 5$505 AUD
Retailer 2$649 AUD
Retailer 6$695 AUD
Retailer 8$704 AUD
Retailer 11$819 AUD
Retailer 3$926 AUD
Retailer 10$1,217 AUD
Retailer 9$1,283 AUD
Retailer 7$1,286 AUD
Retailer 4$1,425 AUD
MOH London$1,506 AUD

32 data points across 12 retailers

12 retailers$339 AUD to $1,506 AUD

A
Cheapest Retailer
-
$339 AUD
$238 USD
Final sale: no returns
B+
Retailer 2
-
$505 AUD
$355 USD
View
A
Retailer 3
-
$649 AUD
ZAR 7,360 ZAR
View
B+
Retailer 4
-
$695 AUD
£384 GBP
View
B+
Retailer 5
-
$704 AUD
€471 EUR
View
B+
Retailer 6
-
$819 AUD
$575 USD
View
B+
Retailer 7
-
$926 AUD
View
B
Retailer 8
-
$1,217 AUD
$855 USD
View
B
Retailer 9
-
$1,283 AUD
$901 USD
View
B+
Retailer 10
-
$1,286 AUD
$903 USD
View
Retailer 11
-
$1,425 AUD
View
Price last confirmed 7 days ago
Most Expensive
B
MOH London
LG823652326 · Nov 1
$1,506 AUD
£833 GBP
View
11 more retailers have this diamond
Prices start from $339 AUDSave up to $1,167 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
1.23ct Heart
$339 AUD