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Heart|Lab Grown|IGI

1.00ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG838619284

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG838619284

Diamond specifications and retailer prices

From HK$1,710 HKD
$218 USD
As of October 30, 2026
Save HK$9,352 HKD (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$11,062 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1ct lab-grown heart diamond

This 1ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG838619284 or 838619284. Listed at 18 retailers as of October 30, 2026, with prices from HK$1,710 to HK$11,062, a HK$9,352 spread on the same certified stone. Brilliant Earth lists it at HK$11,062. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838619284
Dimensions6.20 × 6.81 × 4.10 mm
L/W Ratio1.10
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
6.20 mm6.81 mm1.00 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838619284
Side View
Table 59.0%Crown 35.1°Girdle: STK-THKPavilion 39.4°Culet: NoneDepth 60.2%

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$11,062 HKD|Low: HK$1,710 HKD|High: HK$11,062 HKD|Avg: HK$4,235 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
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Retailer 17
Retailer 18
October 31, 2026
Retailer 18HK$1,710 HKD
Retailer 13HK$1,914 HKD
Retailer 7HK$2,134 HKD
Retailer 17HK$2,193 HKD
Retailer 3HK$2,283 HKD
Retailer 10HK$2,299 HKD
Retailer 11HK$2,410 HKD
Retailer 16HK$2,864 HKD
Retailer 2HK$3,806 HKD
Retailer 8HK$3,925 HKD
Retailer 12HK$3,943 HKD
Retailer 5HK$4,095 HKD
Retailer 9HK$5,574 HKD
Retailer 14HK$5,742 HKD
Retailer 6HK$7,344 HKD
Retailer 15HK$7,367 HKD
Retailer 4HK$9,207 HKD
Brilliant EarthHK$11,062 HKD

21 data points across 18 retailers

18 retailersHK$1,710 HKD to HK$11,062 HKD

A
Cheapest Retailer
-
HK$1,710 HKD
$218 USD
A
Retailer 2
-
HK$1,914 HKD
$244 USD
View
Final sale: no returns
A
Retailer 3
-
HK$2,134 HKD
$272 USD
View
A
Retailer 4
-
HK$2,193 HKD
£220 GBP
View
A
Retailer 5
-
HK$2,283 HKD
$291 USD
View
A
Retailer 6
-
HK$2,299 HKD
$293 USD
View
A
Retailer 7
-
HK$2,410 HKD
View
A
Retailer 8
-
HK$2,864 HKD
$365 USD
View
A
Retailer 9
-
HK$3,806 HKD
€462 EUR
View
A
Retailer 10
-
HK$3,925 HKD
ZAR 8,082 ZAR
View
A
Retailer 11
-
HK$3,943 HKD
£396 GBP
View
A
Retailer 12
-
HK$4,095 HKD
$522 USD
View
B+
Retailer 13
-
HK$5,574 HKD
A$1,093 AUD
View
B+
Retailer 14
-
HK$5,742 HKD
SGD 989 SGD
View
B+
Retailer 15
-
HK$7,344 HKD
$936 USD
View
B
Retailer 16
-
HK$7,367 HKD
$939 USD
View
B
Retailer 17
-
HK$9,207 HKD
£924 GBP
View
Most Expensive
B
Brilliant Earth
21621117A · Oct 30
HK$11,062 HKD
$1,410 USD
View
17 more retailers have this diamond
Prices start from HK$1,710 HKDSave up to HK$9,352 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
1.00ct Heart
HK$1,710 HKD