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 $484 USD
As of October 28, 2026
Save $668 USD (58%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,152 USD at MOH London · As of October 29, 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 October 28, 2026, with prices from $484 to $1,152, a $668 spread on the same certified stone. MOH London lists it at $1,152. 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
Color
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

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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: Oct 28
Current: $1,152 USD|Low: $477 USD|High: $1,205 USD|Avg: $782 USD|-4.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 5$484 USD
Retailer 4$519 USD
Retailer 2$536 USD
Retailer 3$607 USD
Retailer 8$965 USD
Retailer 7$971 USD
Retailer 6$988 USD
MOH London$1,152 USD

35 data points across 8 retailers

8 retailers$484 USD to $1,152 USD

A
Cheapest Retailer
-
$484 USD
A
Retailer 2
-
$519 USD
View
A
Retailer 3
-
$536 USD
£422 GBP
View
A
Retailer 4
-
$607 USD
View
B+
Retailer 5
-
$965 USD
A$1,485 AUD
View
Price last confirmed 20 days ago
B+
Retailer 6
-
$971 USD
View
B+
Retailer 7
-
$988 USD
View
Most Expensive
B+
MOH London
LG837632530 · Oct 29
$1,152 USD
£907 GBP
View
7 more retailers have this diamond
Prices start from $484 USDSave up to $668 USD

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
$484 USD