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Heart|Lab Grown|IGI

1.54ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG801694234

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG801694234

Diamond specifications and retailer prices

From $575 USD
As of November 4, 2026
Save $4,535 USD (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $5,110 USD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG801694234 or 801694234. Listed at 13 retailers as of November 4, 2026, with prices from $575 to $5,110, a $4,535 spread on the same certified stone. Do Amore Diamonds lists it at $5,110. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801694234
Dimensions8.02 × 6.80 × 4.82 mm
L/W Ratio1.18
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
8.02 mm6.80 mm1.54 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801694234
Side View
Table 58.0%Crown 38°Girdle: MED-THKPavilion 39.4°Culet: NoneDepth 60.1%

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 4
Current: $5,110 USD|Low: $575 USD|High: $7,340 USD|Avg: $2,207 USD|-30.4%
Do Amore Diamonds
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
November 5, 2026
Retailer 10$575 USD
Retailer 3$644 USD
Retailer 7$830 USD
Retailer 12$837 USD
Retailer 4$855 USD
Retailer 5$905 USD
Retailer 11$1,097 USD
Retailer 8$1,597 USD
Retailer 13$1,769 USD
Retailer 14$2,070 USD
Retailer 2$3,093 USD
Retailer 9$3,420 USD
Retailer 6$4,079 USD
Do Amore Diamonds$5,110 USD

36 data points across 14 retailers

13 retailers$575 USD to $5,110 USD

A
Cheapest Retailer
-
$575 USD
A
Retailer 2
-
$644 USD
View
A
Retailer 3
-
$830 USD
View
A
Retailer 4
-
$837 USD
View
A
Retailer 5
-
$855 USD
View
A
Retailer 6
-
$905 USD
View
A
Retailer 7
-
$1,097 USD
View
B+
Retailer 8
-
$1,597 USD
View
B+
Retailer 9
-
$1,769 USD
View
B+
Retailer 10
-
$2,070 USD
View
B
Retailer 11
-
$3,093 USD
View
B
Retailer 12
-
$3,420 USD
View
Most Expensive
B
Do Amore Diamonds
27-5B7A06A26 · Nov 4
$5,110 USD
View
12 more retailers have this diamond
Prices start from $575 USDSave up to $4,535 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
$575 USD