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Heart|Lab Grown|IGI

4.03ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG786645678

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG786645678

Diamond specifications and retailer prices

From HK$29,523 HKD
$3,763 USD
As of October 30, 2026
Save HK$173,602 HKD (85%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$203,125 HKD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 4.03ct lab-grown heart diamond

This 4.03ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG786645678 or 786645678. Listed at 10 retailers as of October 30, 2026, with prices from HK$29,523 to HK$203,125, a HK$173,602 spread on the same certified stone. Do Amore Diamonds lists it at HK$203,125. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.03
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786645678
Dimensions11.19 × 9.88 × 6.31 mm
L/W Ratio1.13
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
11.19 mm9.88 mm4.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786645678
Side View
Table 62.0%Crown 35.9°Girdle: STK-THKPavilion 38.5°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$203,125 HKD|Low: HK$29,523 HKD|High: HK$237,489 HKD|Avg: HK$93,543 HKD|-13.6%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 11HK$29,523 HKD
Retailer 8HK$30,936 HKD
Retailer 13HK$40,343 HKD
Retailer 2HK$43,857 HKD
Retailer 10HK$45,419 HKD
Retailer 9HK$47,239 HKD
Retailer 12HK$53,068 HKD
Retailer 7HK$78,686 HKD
Retailer 3HK$87,043 HKD
Retailer 6HK$97,130 HKD
Retailer 4HK$101,388 HKD
Retailer 5HK$190,645 HKD
Do Amore DiamondsHK$203,125 HKD

28 data points across 13 retailers

10 retailersHK$29,523 HKD to HK$203,125 HKD

A
Cheapest Retailer
-
HK$29,523 HKD
$3,763 USD
A
Retailer 2
-
HK$30,936 HKD
$3,943 USD
View
A
Retailer 3
-
HK$40,343 HKD
$5,142 USD
View
Final sale: no returns
A
Retailer 4
-
HK$43,857 HKD
$5,590 USD
View
A
Retailer 5
-
HK$45,419 HKD
$5,789 USD
View
A
Retailer 6
-
HK$47,239 HKD
$6,021 USD
View
A
Retailer 7
-
HK$53,068 HKD
$6,764 USD
View
B+
Retailer 8
-
HK$78,686 HKD
£7,897 GBP
View
B+
Retailer 9
-
HK$97,130 HKD
$12,380 USD
View
Most Expensive
B
Do Amore Diamonds
27-95D350581 · Oct 30
HK$203,125 HKD
$25,890 USD
View
9 more retailers have this diamond
Prices start from HK$29,523 HKDSave up to HK$173,602 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
4.03ct Heart
HK$29,523 HKD