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Round|Lab Grown|IGI

5.09ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG811634738

Shape and cutting style on the report: Round brilliant

Certificate IGI LG811634738

Diamond specifications and retailer prices

From HK$61,322 HKD
$7,816 USD
As of November 1, 2026
Save HK$217,632 HKD (78%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$278,954 HKD at With Clarity · As of October 31, 2026
View at With Clarity

About this 5.09ct lab-grown round diamond

This 5.09ct 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 LG811634738 or 811634738. Listed at 13 retailers as of October 31, 2026, with prices from HK$61,322 to HK$278,954, a HK$217,632 spread on the same certified stone. With Clarity lists it at HK$278,954. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811634738
Dimensions11.08 × 11.01 × 6.76 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
HEARTS & ARROWS 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
11.08 mm11.01 mm5.09 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811634738
Side View
Table 58.0%Crown 34.8°Girdle: MediumPavilion 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: Nov 1
Current: HK$84,526 HKD|Low: HK$60,341 HKD|High: HK$279,228 HKD|Avg: HK$137,243 HKD|+0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
With Clarity
November 1, 2026
Retailer 11HK$61,322 HKD
Retailer 9HK$67,983 HKD
Retailer 3HK$71,945 HKD
Retailer 12HK$74,817 HKD
Retailer 4HK$81,956 HKD
Retailer 1HK$84,526 HKD
Retailer 5HK$114,887 HKD
Retailer 10HK$126,057 HKD
Retailer 8HK$128,616 HKD
Retailer 7HK$140,017 HKD
Retailer 6HK$172,135 HKD
Retailer 2HK$228,763 HKD
With ClarityHK$279,228 HKD

43 data points across 13 retailers

13 retailersHK$61,322 HKD to HK$278,954 HKD

A
Cheapest Retailer
-
HK$61,322 HKD
$7,816 USD
Retailer 2
-
HK$67,983 HKD
$8,665 USD
View
Price last confirmed 14 days ago
A
Retailer 3
-
HK$71,945 HKD
$9,170 USD
View
A
Retailer 4
-
HK$74,817 HKD
View
A
Retailer 5
-
HK$81,956 HKD
$10,446 USD
View
A
Retailer 6
-
HK$84,526 HKD
£8,483 GBP
View
A
Retailer 7
-
HK$114,887 HKD
€13,946 EUR
View
A
Retailer 8
-
HK$126,057 HKD
$16,067 USD
View
B+
Retailer 9
-
HK$128,616 HKD
£12,908 GBP
View
B+
Retailer 10
-
HK$140,017 HKD
ZAR 288,310 ZAR
View
B+
Retailer 11
-
HK$172,135 HKD
$21,940 USD
View
B
Retailer 12
-
HK$228,763 HKD
$29,158 USD
View
Most Expensive
B
With Clarity
811634738 · Oct 31
HK$278,954 HKD
$35,555 USD
View
12 more retailers have this diamond
Prices start from HK$61,322 HKDSave up to HK$217,632 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
5.09ct Round
HK$61,322 HKD