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Heart|Lab Grown|IGI

1.03ct F IF Heart Lab Grown Diamond

ID • F/IF • IGI LG837632530

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG837632530

Diamond specifications and retailer prices

From $691 AUD
$484 USD
As of November 1, 2026
Save $944 AUD (58%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,635 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 1.03ct lab-grown heart diamond

This 1.03ct lab-grown heart sits in the classic one-carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG837632530 or 837632530. Listed at 8 retailers as of November 1, 2026, with prices from $691 to $1,635, a $944 spread on the same certified stone. MOH London lists it at $1,635. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle42.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837632530
Dimensions6.06 × 7.10 × 4.12 mm
L/W Ratio1.17
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
6.06 mm7.10 mm1.03 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837632530
Side View
Table 59.0%Crown 36°Girdle: MED-STKPavilion 42.6°Culet: NoneDepth 58.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $1,635 AUD|Low: $681 AUD|High: $1,720 AUD|Avg: $1,115 AUD|-4.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 5$691 AUD
Retailer 4$741 AUD
Retailer 2$769 AUD
Retailer 3$866 AUD
Retailer 8$1,377 AUD
Retailer 7$1,386 AUD
Retailer 6$1,410 AUD
MOH London$1,635 AUD

39 data points across 8 retailers

8 retailers$691 AUD to $1,635 AUD

A
Cheapest Retailer
-
$691 AUD
$484 USD
A
Retailer 2
-
$741 AUD
$519 USD
View
A
Retailer 3
-
$769 AUD
£424 GBP
View
A
Retailer 4
-
$866 AUD
$607 USD
View
Retailer 5
-
$1,377 AUD
View
Price last confirmed 24 days ago
B+
Retailer 6
-
$1,386 AUD
$971 USD
View
B+
Retailer 7
-
$1,410 AUD
$988 USD
View
Most Expensive
B+
MOH London
LG837632530 · Nov 1
$1,635 AUD
£902 GBP
View
7 more retailers have this diamond
Prices start from $691 AUDSave up to $944 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
$691 AUD