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Heart|Lab Grown|IGI

1.55ct E FL Heart Lab Grown Diamond

ID • E/FL • IGI LG836620576

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG836620576

Diamond specifications and retailer prices

From HK$4,990 HKD
$636 USD
As of October 30, 2026
Save HK$22,235 HKD (82%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$27,225 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.55ct lab-grown heart diamond

This 1.55ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836620576 or 836620576. Listed at 18 retailers as of October 30, 2026, with prices from HK$4,990 to HK$27,225, a HK$22,235 spread on the same certified stone. Brilliant Earth lists it at HK$27,225. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.7°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836620576
Dimensions7.97 × 7.15 × 4.48 mm
L/W Ratio1.11
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
7.97 mm7.15 mm1.55 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836620576
Side View
Table 64.0%Crown 39.7°Girdle: STK-THKPavilion 37.8°Culet: NoneDepth 56.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: HK$27,225 HKD|Low: HK$4,990 HKD|High: HK$30,912 HKD|Avg: HK$14,472 HKD|-11.9%
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
October 30, 2026
Retailer 5HK$4,990 HKD
Retailer 16HK$5,429 HKD
Retailer 7HK$5,790 HKD
Retailer 8HK$5,790 HKD
Retailer 12HK$6,410 HKD
Retailer 15HK$7,179 HKD
Retailer 2HK$9,249 HKD
Retailer 4HK$9,250 HKD
Retailer 6HK$9,462 HKD
Retailer 11HK$10,641 HKD
Retailer 18HK$13,471 HKD
Retailer 9HK$16,280 HKD
Retailer 3HK$19,026 HKD
Retailer 10HK$19,987 HKD
Retailer 14HK$23,090 HKD
Retailer 13HK$24,494 HKD
Retailer 17HK$24,531 HKD
Brilliant EarthHK$27,225 HKD

39 data points across 18 retailers

18 retailersHK$4,990 HKD to HK$27,225 HKD

A
Cheapest Retailer
-
HK$4,990 HKD
$636 USD
A
Retailer 2
-
HK$5,429 HKD
$692 USD
View
A
Retailer 3
-
HK$5,790 HKD
$738 USD
View
Retailer 4
-
HK$5,790 HKD
$738 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
HK$6,410 HKD
$817 USD
View
Final sale: no returns
A
Retailer 6
-
HK$7,179 HKD
$915 USD
View
A
Retailer 7
-
HK$9,249 HKD
£928 GBP
View
B+
Retailer 8
-
HK$9,250 HKD
$1,179 USD
View
B+
Retailer 9
-
HK$9,462 HKD
$1,206 USD
View
B+
Retailer 10
-
HK$10,641 HKD
ZAR 21,910 ZAR
View
B+
Retailer 11
-
HK$13,471 HKD
$1,717 USD
View
B+
Retailer 12
-
HK$16,280 HKD
$2,075 USD
View
B+
Retailer 13
-
HK$19,026 HKD
$2,425 USD
View
B
Retailer 14
-
HK$19,987 HKD
$2,548 USD
View
B
Retailer 15
-
HK$23,090 HKD
SGD 3,977 SGD
View
B
Retailer 16
-
HK$24,494 HKD
$3,122 USD
View
B
Retailer 17
-
HK$24,531 HKD
£2,462 GBP
View
Most Expensive
B
Brilliant Earth
21433409A · Oct 30
HK$27,225 HKD
$3,470 USD
View
17 more retailers have this diamond
Prices start from HK$4,990 HKDSave up to HK$22,235 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
1.55ct Heart
HK$4,990 HKD