Heart|Lab Grown|IGI

1.04ct D FL Heart Lab Grown Diamond

EX • D/FL • IGI LG811622189

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG811622189

Diamond specifications and retailer prices

From $391 USD
As of October 30, 2026
Save $2,019 USD (84%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $2,410 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811622189 or 811622189. Listed at 20 retailers as of October 30, 2026, with prices from $391 to $2,410, a $2,019 spread on the same certified stone. Brilliant Earth lists it at $2,410. 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
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811622189
Dimensions6.32 × 6.96 × 4.01 mm
L/W Ratio1.10
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
6.32 mm6.96 mm1.04 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811622189
Side View
Table 58.0%Crown 34.9°Girdle: MED-STKPavilion 38.6°Culet: NoneDepth 57.6%

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 30
Current: $2,410 USD|Low: $391 USD|High: $2,740 USD|Avg: $1,084 USD|-12.0%
Brilliant Earth
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 4$391 USD
Retailer 7$447 USD
Retailer 2$610 USD
Retailer 14$629 USD
Retailer 13$655 USD
Retailer 9$704 USD
Retailer 11$744 USD
Retailer 8$777 USD
Retailer 3$986 USD
Retailer 5$1,434 USD
Retailer 6$1,443 USD
Retailer 12$1,670 USD
Retailer 10$1,701 USD
Brilliant Earth$2,410 USD

37 data points across 14 retailers

20 retailers$391 USD to $2,410 USD

A
Cheapest Retailer
-
$391 USD
Final sale: no returns
Retailer 2
-
$415 USD
View
Price last confirmed 22 days ago
A
Retailer 3
-
$447 USD
£352 GBP
View
Retailer 4
-
$465 USD
View
Price last confirmed 32 days ago
Retailer 5
-
$485 USD
View
Price last confirmed 35 days ago
Retailer 6
-
$514 USD
View
Price last confirmed 27 days ago
Retailer 7
-
$514 USD
View
Price last confirmed 18 days ago
B+
Retailer 8
-
$610 USD
View
B+
Retailer 9
-
$629 USD
View
B+
Retailer 10
-
$655 USD
View
B+
Retailer 11
-
$704 USD
€670 EUR
View
B+
Retailer 12
-
$744 USD
ZAR 12,021 ZAR
View
B+
Retailer 13
-
$777 USD
£612 GBP
View
B+
Retailer 14
-
$986 USD
View
B
Retailer 15
-
$1,434 USD
View
B
Retailer 16
-
$1,443 USD
View
Retailer 17
-
$1,654 USD
View
Price last confirmed 30 days ago
B
Retailer 18
-
$1,670 USD
View
B
Retailer 19
-
$1,701 USD
£1,339 GBP
View
Most Expensive
B
Brilliant Earth
20893271A · Oct 30
$2,410 USD
View
19 more retailers have this diamond
Prices start from $391 USDSave up to $2,019 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
$391 USD