CaratHunter
Plans
Heart|Lab Grown|IGI

1.09ct E IF Heart Lab Grown Diamond

EX • E/IF • IGI LG823652329

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG823652329

Diamond specifications and retailer prices

From $498 AUD
$350 USD
As of October 31, 2026
Save $2,491 AUD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,990 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.09ct lab-grown heart diamond

This 1.09ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG823652329 or 823652329. Listed at 15 retailers as of October 31, 2026, with prices from $498 to $2,990, a $2,491 spread on the same certified stone. Brilliant Earth lists it at $2,990. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823652329
Dimensions6.56 × 7.10 × 4.17 mm
L/W Ratio1.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.56 mm7.10 mm1.09 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823652329
Side View
Table 59.0%Crown 34.6°Girdle: MED-STKPavilion 40.1°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: Oct 31
Current: $743 AUD|Low: $498 AUD|High: $2,271 AUD|Avg: $1,311 AUD|-3.7%
Retailer 1
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
November 1, 2026
Retailer 11$498 AUD
Retailer 1$743 AUD
Retailer 6$776 AUD
Retailer 5$958 AUD
Retailer 14$968 AUD
Retailer 7$983 AUD
Retailer 9$1,013 AUD
Retailer 4$1,360 AUD
Retailer 13$1,627 AUD
Retailer 2$1,649 AUD
Retailer 10$1,840 AUD
Retailer 8$1,982 AUD
Retailer 12$2,166 AUD
Retailer 3$2,235 AUD

20 data points across 14 retailers

15 retailers$498 AUD to $2,990 AUD

A
Cheapest Retailer
-
$498 AUD
$350 USD
Final sale: no returns
A
Retailer 2
-
$743 AUD
$522 USD
View
A
Retailer 3
-
$776 AUD
$545 USD
View
B+
Retailer 4
-
$958 AUD
ZAR 10,876 ZAR
View
B+
Retailer 5
-
$968 AUD
$680 USD
View
B+
Retailer 6
-
$983 AUD
£544 GBP
View
B+
Retailer 7
-
$1,013 AUD
€678 EUR
View
B+
Retailer 8
-
$1,360 AUD
View
B
Retailer 9
-
$1,627 AUD
$1,143 USD
View
B+
Retailer 10
-
$1,649 AUD
View
B+
Retailer 11
-
$1,840 AUD
$1,292 USD
View
B+
Retailer 12
-
$1,982 AUD
$1,392 USD
View
B
Retailer 13
-
$2,166 AUD
SGD 2,056 SGD
View
B
Retailer 14
-
$2,235 AUD
£1,236 GBP
View
Most Expensive
B
Brilliant Earth
20909231A · Oct 31
$2,990 AUD
$2,100 USD
View
14 more retailers have this diamond
Prices start from $498 AUDSave up to $2,491 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
1.09ct Heart
$498 AUD