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Heart|Lab Grown|IGI

1.20ct E IF Heart Lab Grown Diamond

ID • E/IF • IGI LG834614894

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG834614894

Diamond specifications and retailer prices

From HK$2,401 HKD
$306 USD
As of October 30, 2026
Save HK$15,723 HKD (87%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$18,124 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.2ct lab-grown heart diamond

This 1.2ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG834614894 or 834614894. Listed at 20 retailers as of October 30, 2026, with prices from HK$2,401 to HK$18,124, a HK$15,723 spread on the same certified stone. Brilliant Earth lists it at HK$18,124. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.5°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG834614894
Dimensions6.38 × 7.38 × 4.35 mm
L/W Ratio1.16
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
6.38 mm7.38 mm1.20 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG834614894
Side View
Table 65.0%Crown 39.5°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 58.9%

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$18,124 HKD|Low: HK$2,236 HKD|High: HK$18,124 HKD|Avg: HK$6,675 HKD
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
Retailer 20
November 1, 2026
Retailer 19HK$2,401 HKD
Retailer 11HK$2,707 HKD
Retailer 12HK$2,887 HKD
Retailer 7HK$2,981 HKD
Retailer 2HK$3,150 HKD
Retailer 3HK$3,295 HKD
Retailer 15HK$4,197 HKD
Retailer 20HK$4,856 HKD
Retailer 10HK$4,967 HKD
Retailer 14HK$5,297 HKD
Retailer 18HK$5,500 HKD
Retailer 17HK$6,229 HKD
Retailer 9HK$7,053 HKD
Retailer 16HK$7,485 HKD
Retailer 13HK$9,580 HKD
Retailer 5HK$9,593 HKD
Retailer 6HK$9,945 HKD
Retailer 8HK$11,648 HKD
Retailer 4HK$12,024 HKD
Brilliant EarthHK$18,124 HKD

30 data points across 20 retailers

20 retailersHK$2,401 HKD to HK$18,124 HKD

A
Cheapest Retailer
-
HK$2,401 HKD
$306 USD
A
Retailer 2
-
HK$2,707 HKD
$345 USD
View
Retailer 3
-
HK$2,887 HKD
$368 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
HK$2,981 HKD
$380 USD
View
A
Retailer 5
-
HK$3,150 HKD
£316 GBP
View
A
Retailer 6
-
HK$3,295 HKD
$420 USD
View
Final sale: no returns
A
Retailer 7
-
HK$4,197 HKD
$535 USD
View
A
Retailer 8
-
HK$4,856 HKD
$619 USD
View
A
Retailer 9
-
HK$4,967 HKD
ZAR 10,227 ZAR
View
B+
Retailer 10
-
HK$5,297 HKD
£532 GBP
View
B+
Retailer 11
-
HK$5,500 HKD
$701 USD
View
B+
Retailer 12
-
HK$6,229 HKD
$794 USD
View
B+
Retailer 13
-
HK$7,053 HKD
A$1,383 AUD
View
B+
Retailer 14
-
HK$7,485 HKD
$954 USD
View
B
Retailer 15
-
HK$9,580 HKD
$1,221 USD
View
B
Retailer 16
-
HK$9,593 HKD
A$1,881 AUD
View
B+
Retailer 17
-
HK$9,945 HKD
$1,268 USD
View
B
Retailer 18
-
HK$11,648 HKD
£1,169 GBP
View
B
Retailer 19
-
HK$12,024 HKD
$1,533 USD
View
Most Expensive
B
Brilliant Earth
21696587A · Oct 31
HK$18,124 HKD
$2,310 USD
View
19 more retailers have this diamond
Prices start from HK$2,401 HKDSave up to HK$15,723 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
1.20ct Heart
HK$2,401 HKD