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Heart|Lab Grown|IGI

1.54ct D IF Heart Lab Grown Diamond

EX • D/IF • IGI LG598394271

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG598394271

Diamond specifications and retailer prices

From $1,011 USD
As of November 1, 2026
Save $3,672 USD (78%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,683 USD at With Clarity · As of November 2, 2026
View at With Clarity

About this 1.54ct lab-grown heart diamond

This 1.54ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG598394271 or 598394271. Listed at 17 retailers as of November 1, 2026, with prices from $1,011 to $4,683, a $3,672 spread on the same certified stone. With Clarity lists it at $4,683. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG598394271
Dimensions7.17 × 7.98 × 4.78 mm
L/W Ratio1.11
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
7.17 mm7.98 mm1.54 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG598394271
Side View
Table 58.0%Crown 37.9°Girdle: Slightly ThickPavilion 40.5°Culet: NoneDepth 59.9%

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: $1,107 USD|Low: $829 USD|High: $4,683 USD|Avg: $1,917 USD|-3.5%
Retailer 1
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
Retailer 17
With Clarity
November 2, 2026
Retailer 9$829 USD
Retailer 6$1,002 USD
Retailer 8$1,002 USD
Retailer 17$1,011 USD
Retailer 1$1,107 USD
Retailer 13$1,180 USD
Retailer 15$1,212 USD
Retailer 2$1,230 USD
Retailer 5$1,402 USD
Retailer 10$1,505 USD
Retailer 16$1,800 USD
Retailer 14$2,251 USD
Retailer 12$2,438 USD
Retailer 3$2,898 USD
Retailer 4$3,394 USD
Retailer 11$3,670 USD
Retailer 7$4,500 USD
With Clarity$4,683 USD

39 data points across 18 retailers

17 retailers$1,011 USD to $4,683 USD

Retailer 1
-
$1,002 USD
Price last confirmed 16 days ago
A
Retailer 2
-
$1,011 USD
View
Final sale: no returns
A
Retailer 3
-
$1,107 USD
£871 GBP
View
A
Retailer 4
-
$1,180 USD
View
B+
Retailer 5
-
$1,212 USD
View
B+
Retailer 6
-
$1,230 USD
View
B+
Retailer 7
-
$1,402 USD
View
B+
Retailer 8
-
$1,505 USD
£1,185 GBP
View
B+
Retailer 9
-
$1,800 USD
ZAR 29,075 ZAR
View
B+
Retailer 10
-
$2,251 USD
View
B
Retailer 11
-
$2,438 USD
A$3,751 AUD
View
Retailer 12
-
$2,817 USD
View
Price last confirmed 32 days ago
B
Retailer 13
-
$2,898 USD
View
B
Retailer 14
-
$3,394 USD
View
B
Retailer 15
-
$3,670 USD
£2,890 GBP
View
Retailer 16
-
$4,500 USD
View
Price last confirmed 11 days ago
Most Expensive
B
With Clarity
598394271 · Nov 2
$4,683 USD
View
16 more retailers have this diamond
Prices start from $1,011 USDSave up to $3,672 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
1.54ct Heart
$1,011 USD