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Heart|Lab Grown|IGI

1.18ct E FL Heart Lab Grown Diamond

ID • E/FL • IGI LG830624066

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG830624066

Diamond specifications and retailer prices

From HK$2,456 HKD
$313 USD
As of October 30, 2026
Save HK$14,334 HKD (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$16,790 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.18ct lab-grown heart diamond

This 1.18ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG830624066 or 830624066. Listed at 17 retailers as of October 30, 2026, with prices from HK$2,456 to HK$16,790, a HK$14,334 spread on the same certified stone. Brilliant Earth lists it at HK$16,790. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.18
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830624066
Dimensions7.38 × 6.52 × 4.16 mm
L/W Ratio1.13
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
7.38 mm6.52 mm1.18 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830624066
Side View
Table 61.0%Crown 37.8°Girdle: MED-STKPavilion 36.8°Culet: NoneDepth 56.4%

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$16,790 HKD|Low: HK$2,456 HKD|High: HK$19,614 HKD|Avg: HK$8,046 HKD|-14.4%
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
October 30, 2026
Retailer 12HK$2,456 HKD
Retailer 5HK$2,989 HKD
Retailer 3HK$3,044 HKD
Retailer 10HK$4,276 HKD
Retailer 15HK$4,951 HKD
Retailer 8HK$5,233 HKD
Retailer 2HK$5,425 HKD
Retailer 13HK$6,080 HKD
Retailer 11HK$7,493 HKD
Retailer 4HK$9,791 HKD
Retailer 14HK$10,151 HKD
Retailer 7HK$11,362 HKD
Retailer 9HK$12,216 HKD
Retailer 6HK$12,985 HKD
Brilliant EarthHK$16,790 HKD

41 data points across 15 retailers

17 retailersHK$2,456 HKD to HK$16,790 HKD

A
Cheapest Retailer
-
HK$2,456 HKD
$313 USD
A
Retailer 2
-
HK$2,848 HKD
$363 USD
View
A
Retailer 3
-
HK$2,989 HKD
$381 USD
View
Final sale: no returns
A
Retailer 4
-
HK$3,044 HKD
$388 USD
View
A
Retailer 5
-
HK$3,044 HKD
$388 USD
View
A
Retailer 6
-
HK$4,276 HKD
$545 USD
View
A
Retailer 7
-
HK$4,951 HKD
$631 USD
View
A
Retailer 8
-
HK$5,233 HKD
ZAR 10,775 ZAR
View
B+
Retailer 9
-
HK$5,425 HKD
£544 GBP
View
B+
Retailer 10
-
HK$6,080 HKD
$775 USD
View
B+
Retailer 11
-
HK$7,493 HKD
$955 USD
View
B+
Retailer 12
-
HK$9,791 HKD
$1,248 USD
View
B+
Retailer 13
-
HK$10,151 HKD
$1,294 USD
View
B+
Retailer 14
-
HK$11,362 HKD
SGD 1,957 SGD
View
B+
Retailer 15
-
HK$12,216 HKD
£1,226 GBP
View
B
Retailer 16
-
HK$12,985 HKD
$1,655 USD
View
Most Expensive
B
Brilliant Earth
21433734A · Oct 30
HK$16,790 HKD
$2,140 USD
View
16 more retailers have this diamond
Prices start from HK$2,456 HKDSave up to HK$14,334 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
1.18ct Heart
HK$2,456 HKD