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Heart|Lab Grown|IGI

1.04ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG625435603

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG625435603

Diamond specifications and retailer prices

From $349 USD
As of November 4, 2026
Save $1,339 USD (79%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,688 USD at MOH London · As of November 5, 2026
View at MOH London

About this 1.04ct lab-grown heart diamond

This 1.04ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG625435603 or 625435603. Listed at 21 retailers as of November 4, 2026, with prices from $349 to $1,688, a $1,339 spread on the same certified stone. MOH London lists it at $1,688. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.04
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG625435603
Dimensions6.46 × 6.91 × 4.19 mm
L/W Ratio1.07
Girdle conditionFaceted
Culet sizePointed
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
6.46 mm6.91 mm1.04 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG625435603
Side View
Table 59.0%Crown 33.3°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 60.6%

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 4
Current: $1,688 USD|Low: $335 USD|High: $1,712 USD|Avg: $793 USD|-1.3%
MOH London
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
Retailer 15
Retailer 16
November 5, 2026
Retailer 11$349 USD
Retailer 13$405 USD
Retailer 6$433 USD
Retailer 14$433 USD
Retailer 9$444 USD
Retailer 4$585 USD
Retailer 3$588 USD
Retailer 8$669 USD
Retailer 16$703 USD
Retailer 12$746 USD
Retailer 2$770 USD
Retailer 10$1,056 USD
Retailer 7$1,152 USD
Retailer 5$1,270 USD
Retailer 15$1,392 USD
MOH London$1,688 USD

43 data points across 16 retailers

21 retailers$349 USD to $1,688 USD

A
Cheapest Retailer
-
$349 USD
A
Retailer 2
-
$391 USD
View
Final sale: no returns
A
Retailer 3
-
$405 USD
View
Retailer 4
-
$433 USD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$433 USD
View
A
Retailer 6
-
$444 USD
View
A
Retailer 7
-
$473 USD
View
B+
Retailer 8
-
$585 USD
View
A
Retailer 9
-
$588 USD
View
B+
Retailer 10
-
$629 USD
View
B+
Retailer 11
-
$669 USD
View
B+
Retailer 12
-
$703 USD
View
B+
Retailer 13
-
$746 USD
View
B+
Retailer 14
-
$770 USD
View
B
Retailer 15
-
$1,056 USD
View
B
Retailer 16
-
$1,152 USD
View
B
Retailer 17
-
$1,270 USD
View
B
Retailer 18
-
$1,392 USD
View
B
Retailer 19
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$1,433 USD
View
B
Retailer 20
-
$1,669 USD
View
Most Expensive
B
MOH London
LG625435603 · Nov 5
$1,688 USD
£1,329 GBP
View
20 more retailers have this diamond
Prices start from $349 USDSave up to $1,339 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
1.04ct Heart
$349 USD