CaratHunter
Plans
Heart|Lab Grown|IGI

5.09ct D FL Heart Lab Grown Diamond

EX • D/FL • IGI LG828681284

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG828681284

Diamond specifications and retailer prices

From HK$222,261 HKD
As of November 2, 2026
Save HK$126,792 HKD (36%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: HK$349,054 HKD at MOH London · As of November 3, 2026
View at MOH London

About this 5.09ct lab-grown heart diamond

This 5.09ct lab-grown heart sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG828681284 or 828681284. Listed at 5 retailers as of November 2, 2026, with prices from HK$222,261 to HK$349,054, a HK$126,792 spread on the same certified stone. MOH London lists it at HK$349,054. 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

5.09
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828681284
Dimensions10.24 × 12.12 × 7.06 mm
L/W Ratio1.18
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
10.24 mm12.12 mm5.09 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828681284
Side View
Table 59.0%Crown 34.7°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 58.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: HK$349,054 HKD|Low: HK$222,261 HKD|High: HK$702,876 HKD|Avg: HK$416,684 HKD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 4HK$222,261 HKD
Retailer 2HK$229,095 HKD
MOH LondonHK$349,054 HKD
Retailer 3HK$551,582 HKD
Retailer 5HK$702,876 HKD

8 data points across 5 retailers

5 retailersHK$222,261 HKD to HK$349,054 HKD

B+
Cheapest Retailer
-
HK$222,261 HKD
B+
Retailer 2
-
HK$229,095 HKD
View
Most Expensive
B
MOH London
LG828681284 · Nov 3
HK$349,054 HKD
£35,030 GBP
View
2 more retailers have this diamond
Prices start from HK$222,261 HKDSave up to HK$126,792 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.

B+
5.09ct Heart
HK$222,261 HKD