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Heart|Lab Grown|IGI

1.54ct E VS1 Heart Lab Grown Diamond

EX • E/VS1 • IGI LG645454972

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG645454972

Diamond specifications and retailer prices

From $297 USD
As of October 30, 2026
Save $1,205 USD (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,070 USD at Brilliant Earth · As of October 23, 2026
View at Brilliant Earth

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 E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG645454972 or 645454972. Listed at 19 retailers as of October 30, 2026, with a 406% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.9°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG645454972
Dimensions7.42 × 7.90 × 4.59 mm
L/W Ratio1.06
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.42 mm7.90 mm1.54 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG645454972
Side View
Table 61.0%Crown 31.9°Girdle: MED-STKPavilion 41.6°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: Oct 30
Current: $2,070 USD|Low: $285 USD|High: $2,180 USD|Avg: $828 USD|-5.0%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 31, 2026
Retailer 17$297 USD
Retailer 9$332 USD
Retailer 5$344 USD
Retailer 6$368 USD
Retailer 18$368 USD
Retailer 15$525 USD
Retailer 7$554 USD
Retailer 4$602 USD
Retailer 8$629 USD
Retailer 14$632 USD
Retailer 2$652 USD
Retailer 13$855 USD
Retailer 16$1,130 USD
Retailer 3$1,183 USD
Retailer 11$1,230 USD
Retailer 19$1,415 USD
Retailer 12$1,482 USD
Retailer 10$1,502 USD
Brilliant Earth$2,070 USD

44 data points across 19 retailers

19 retailers$297 USD to $1,502 USD

A
Cheapest Retailer
-
$297 USD
A
Retailer 2
-
$332 USD
View
Final sale: no returns
A
Retailer 3
-
$344 USD
View
A
Retailer 4
-
$368 USD
View
A
Retailer 5
-
$368 USD
View
A
Retailer 6
-
$525 USD
View
B+
Retailer 7
-
$554 USD
View
B+
Retailer 8
-
$602 USD
View
B+
Retailer 9
-
$629 USD
View
B+
Retailer 10
-
$632 USD
ZAR 10,211 ZAR
View
B+
Retailer 11
-
$652 USD
£514 GBP
View
B+
Retailer 12
-
$855 USD
A$1,316 AUD
View
B
Retailer 13
-
$1,130 USD
View
B
Retailer 14
-
$1,183 USD
View
B
Retailer 15
-
$1,230 USD
View
B
Retailer 16
-
$1,415 USD
View
B
Retailer 17
-
$1,482 USD
£1,167 GBP
View
B
Retailer 18
-
$1,502 USD
View
Most Expensive
Brilliant Earth
17976589A · Oct 23
$2,070 USD
View
Price last confirmed 7 days ago
18 more retailers have this diamond
Prices start from $297 USDSave up to $1,205 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
$297 USD