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Heart|Lab Grown|IGI

1.25ct D IF Heart Lab Grown Diamond

EX • D/IF • IGI LG747530298

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG747530298

Diamond specifications and retailer prices

From $233 USD
As of November 2, 2026
Save $1,787 USD (88%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,020 USD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.25ct lab-grown heart diamond

This 1.25ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG747530298 or 747530298. Listed at 12 retailers as of November 2, 2026, with prices from $233 to $2,020, a $1,787 spread on the same certified stone. Brilliant Earth lists it at $2,020. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG747530298
Dimensions7.02 × 7.28 × 4.23 mm
L/W Ratio1.04
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
7.02 mm7.28 mm1.25 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG747530298
Side View
Table 59.0%Crown 34°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 58.1%

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 2
Current: $2,020 USD|Low: $223 USD|High: $2,930 USD|Avg: $769 USD|-31.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 3, 2026
Retailer 9$233 USD
Retailer 5$271 USD
Retailer 2$297 USD
Retailer 10$491 USD
Retailer 8$530 USD
Retailer 3$562 USD
Retailer 11$724 USD
Retailer 4$750 USD
Retailer 7$930 USD
Retailer 6$1,159 USD
Brilliant Earth$2,020 USD

36 data points across 11 retailers

12 retailers$233 USD to $2,020 USD

A
Cheapest Retailer
-
$233 USD
A
Retailer 2
-
$270 USD
View
Final sale: no returns
A
Retailer 3
-
$271 USD
View
A
Retailer 4
-
$297 USD
View
A
Retailer 5
-
$491 USD
View
A
Retailer 6
-
$530 USD
View
Retailer 7
-
$724 USD
View
Price last confirmed 8 days ago
Retailer 8
-
$726 USD
View
Price last confirmed 38 days ago
B+
Retailer 9
-
$750 USD
View
B+
Retailer 10
-
$930 USD
View
B+
Retailer 11
-
$1,159 USD
View
Most Expensive
B
Brilliant Earth
16743241A · Nov 2
$2,020 USD
View
11 more retailers have this diamond
Prices start from $233 USDSave up to $1,787 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
1.25ct Heart
$233 USD