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Heart|Lab Grown|IGI

1.54ct E IF Heart Lab Grown Diamond

ID • E/IF • IGI LG654413546

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG654413546

Diamond specifications and retailer prices

From HK$2,699 HKD
$344 USD
As of October 30, 2026
Save HK$20,368 HKD (88%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$23,068 HKD at Brilliant Earth · As of October 31, 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG654413546 or 654413546. Listed at 22 retailers as of October 30, 2026, with prices from HK$2,699 to HK$23,068, a HK$20,368 spread on the same certified stone. Brilliant Earth lists it at HK$23,068. 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
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG654413546
Dimensions7.30 × 8.19 × 4.49 mm
L/W Ratio1.12
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
7.30 mm8.19 mm1.54 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG654413546
Side View
Table 60.0%Crown 36.3°Girdle: MED-THKPavilion 39.8°Culet: NoneDepth 54.8%

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: HK$23,068 HKD|Low: HK$2,566 HKD|High: HK$23,068 HKD|Avg: HK$8,535 HKD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 8
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Retailer 12
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Retailer 15
Retailer 16
Retailer 17
Retailer 18
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Retailer 20
November 2, 2026
Retailer 20HK$2,699 HKD
Retailer 16HK$3,021 HKD
Retailer 10HK$3,131 HKD
Retailer 5HK$3,350 HKD
Retailer 9HK$3,350 HKD
Retailer 18HK$4,551 HKD
Retailer 4HK$5,359 HKD
Retailer 7HK$5,382 HKD
Retailer 2HK$5,777 HKD
Retailer 13HK$6,015 HKD
Retailer 17HK$7,772 HKD
Retailer 19HK$8,372 HKD
Retailer 6HK$8,748 HKD
Retailer 3HK$10,765 HKD
Retailer 11HK$11,101 HKD
Retailer 15HK$12,656 HKD
Retailer 8HK$12,978 HKD
Retailer 14HK$13,093 HKD
Retailer 12HK$18,962 HKD
Brilliant EarthHK$23,068 HKD

40 data points across 20 retailers

22 retailersHK$2,699 HKD to HK$23,068 HKD

A
Cheapest Retailer
-
HK$2,699 HKD
$344 USD
A
Retailer 2
-
HK$3,021 HKD
$385 USD
View
Final sale: no returns
A
Retailer 3
-
HK$3,131 HKD
$399 USD
View
Retailer 4
-
HK$3,350 HKD
$427 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
HK$3,350 HKD
$427 USD
View
A
Retailer 6
-
HK$4,551 HKD
$580 USD
View
A
Retailer 7
-
HK$5,359 HKD
$683 USD
View
A
Retailer 8
-
HK$5,382 HKD
$686 USD
View
A
Retailer 9
-
HK$5,777 HKD
ZAR 11,894 ZAR
View
A
Retailer 10
-
HK$6,015 HKD
£604 GBP
View
A
Retailer 11
-
HK$7,772 HKD
A$1,524 AUD
View
A
Retailer 12
-
HK$8,372 HKD
$1,067 USD
View
B+
Retailer 13
-
HK$8,748 HKD
$1,115 USD
View
B+
Retailer 14
-
HK$10,765 HKD
$1,372 USD
View
B+
Retailer 15
-
HK$11,101 HKD
$1,415 USD
View
B+
Retailer 16
-
HK$12,169 HKD
$1,551 USD
View
B+
Retailer 17
-
HK$12,656 HKD
$1,613 USD
View
B+
Retailer 18
-
HK$12,978 HKD
$1,654 USD
View
B+
Retailer 19
-
HK$13,093 HKD
£1,314 GBP
View
B+
Retailer 20
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HK$14,947 HKD
$1,905 USD
View
Retailer 21
-
HK$18,962 HKD
A$3,718 AUD
View
Price last confirmed 25 days ago
Most Expensive
B
Brilliant Earth
14718265A · Oct 31
HK$23,068 HKD
$2,940 USD
View
21 more retailers have this diamond
Prices start from HK$2,699 HKDSave up to HK$20,368 HKD

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
HK$2,699 HKD