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Heart|Lab Grown|IGI

1.03ct E FL Heart Lab Grown Diamond

ID • E/FL • IGI LG818681463

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG818681463

Diamond specifications and retailer prices

From $335 AUD
$235 USD
As of October 30, 2026
Save $2,869 AUD (90%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,203 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.03ct lab-grown heart diamond

This 1.03ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818681463 or 818681463. Listed at 12 retailers as of October 30, 2026, with prices from $335 to $3,203, a $2,869 spread on the same certified stone. Do Amore Diamonds lists it at $3,203. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818681463
Dimensions6.36 × 6.74 × 4.14 mm
L/W Ratio1.06
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.36 mm6.74 mm1.03 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818681463
Side View
Table 57.0%Crown 37.3°Girdle: Slightly ThickPavilion 39.8°Culet: NoneDepth 61.4%

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: $3,203 AUD|Low: $335 AUD|High: $4,257 AUD|Avg: $1,424 AUD|-24.7%
Do Amore Diamonds
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 30, 2026
Retailer 11$335 AUD
Retailer 3$387 AUD
Retailer 7$485 AUD
Retailer 4$678 AUD
Retailer 5$683 AUD
Retailer 13$702 AUD
Retailer 8$797 AUD
Retailer 10$1,146 AUD
Retailer 12$1,335 AUD
Retailer 14$1,469 AUD
Retailer 9$1,842 AUD
Retailer 6$2,651 AUD
Retailer 2$2,662 AUD
Do Amore Diamonds$3,203 AUD

30 data points across 14 retailers

12 retailers$335 AUD to $3,203 AUD

A
Cheapest Retailer
-
$335 AUD
$235 USD
A
Retailer 2
-
$387 AUD
$272 USD
View
A
Retailer 3
-
$485 AUD
£268 GBP
View
A
Retailer 4
-
$678 AUD
$476 USD
View
A
Retailer 5
-
$702 AUD
$493 USD
View
A
Retailer 6
-
$797 AUD
€533 EUR
View
B+
Retailer 7
-
$1,146 AUD
View
B+
Retailer 8
-
$1,335 AUD
$938 USD
View
B+
Retailer 9
-
$1,469 AUD
$1,032 USD
View
B
Retailer 10
-
$1,842 AUD
£1,019 GBP
View
B
Retailer 11
-
$2,662 AUD
$1,870 USD
View
Most Expensive
B
Do Amore Diamonds
27-DCF1FC5A6 · Oct 31
$3,203 AUD
$2,250 USD
View
11 more retailers have this diamond
Prices start from $335 AUDSave up to $2,869 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
1.03ct Heart
$335 AUD