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Round|Lab Grown|IGI

5.40ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG811634439

Shape and cutting style on the report: Round brilliant

Certificate IGI LG811634439

Diamond specifications and retailer prices

From HK$76,299 HKD
$9,725 USD
As of October 26, 2026
Save HK$318,300 HKD (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$394,599 HKD at With Clarity · As of October 31, 2026
View at With Clarity

About this 5.4ct lab-grown round diamond

This 5.4ct lab-grown round 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 LG811634439 or 811634439. Listed at 10 retailers as of October 26, 2026, with prices from HK$76,299 to HK$394,599, a HK$318,300 spread on the same certified stone. With Clarity lists it at HK$394,599. 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

5.40
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811634439
Dimensions11.23 × 11.29 × 6.89 mm
L/W Ratio1.01
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
11.23 mm11.29 mm5.40 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811634439
Side View
Table 58.0%Crown 34.7°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.2%

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 26
Current: HK$89,652 HKD|Low: HK$71,196 HKD|High: HK$403,041 HKD|Avg: HK$144,173 HKD|+2.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
With Clarity
November 1, 2026
Retailer 8HK$76,299 HKD
Retailer 5HK$77,712 HKD
Retailer 6HK$79,336 HKD
Retailer 1HK$89,652 HKD
Retailer 9HK$90,900 HKD
Retailer 3HK$121,881 HKD
Retailer 2HK$126,717 HKD
Retailer 4HK$136,228 HKD
Retailer 10HK$200,395 HKD
Retailer 7HK$237,104 HKD
With ClarityHK$403,041 HKD

42 data points across 11 retailers

10 retailersHK$76,299 HKD to HK$394,599 HKD

A
Cheapest Retailer
-
HK$76,299 HKD
$9,725 USD
Retailer 2
-
HK$77,712 HKD
$9,905 USD
View
Price last confirmed 27 days ago
A
Retailer 3
-
HK$79,336 HKD
View
A
Retailer 4
-
HK$89,652 HKD
£8,998 GBP
View
A
Retailer 5
-
HK$90,900 HKD
$11,586 USD
View
A
Retailer 6
-
HK$121,881 HKD
€14,795 EUR
View
B+
Retailer 7
-
HK$136,228 HKD
£13,672 GBP
View
B+
Retailer 8
-
HK$200,395 HKD
$25,542 USD
View
B
Retailer 9
-
HK$237,104 HKD
$30,221 USD
View
Most Expensive
B
With Clarity
811634439 · Oct 31
HK$394,599 HKD
$50,295 USD
View
9 more retailers have this diamond
Prices start from HK$76,299 HKDSave up to HK$318,300 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
5.40ct Round
HK$76,299 HKD