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5.09ct D FL Round Lab Grown Diamond

EX • D/FL • GIA 6512791160

Certificate GIA 6512791160

Diamond specifications and retailer prices

From HK$206,303 HKD
$26,295 USD
As of October 31, 2026
Save HK$157,714 HKD (43%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$364,016 HKD at MOH London · As of October 29, 2026
View at MOH London

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 GIA 6512791160. Listed at 10 retailers as of October 29, 2026, with prices from HK$206,303 to HK$364,016, a HK$157,714 spread on the same certified stone. MOH London lists it at HK$364,016. 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 angle35.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabGIA
CertificateGIA 6512791160
Dimensions11.03 × 10.98 × 6.84 mm
L/W Ratio1.00
Culet sizeNone
Top View
11.03 mm10.98 mm5.09 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6512791160
Side View
Table 56.0%Crown 35.5°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.1%

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: Oct 31
Current: HK$364,016 HKD|Low: HK$132,588 HKD|High: HK$878,561 HKD|Avg: HK$370,190 HKD|-9.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 3HK$132,588 HKD
Retailer 10HK$206,303 HKD
Retailer 8HK$207,574 HKD
Retailer 6HK$245,068 HKD
Retailer 2HK$286,025 HKD
Retailer 5HK$289,428 HKD
Retailer 7HK$319,673 HKD
MOH LondonHK$364,016 HKD
Retailer 4HK$480,917 HKD
Retailer 9HK$606,474 HKD
Retailer 11HK$790,705 HKD

29 data points across 11 retailers

10 retailersHK$206,303 HKD to HK$364,016 HKD

B+
Cheapest Retailer
-
HK$206,303 HKD
$26,295 USD
B+
Retailer 2
-
HK$207,574 HKD
$26,457 USD
View
B+
Retailer 3
-
HK$245,068 HKD
$31,236 USD
View
B+
Retailer 4
-
HK$286,025 HKD
£28,706 GBP
View
B+
Retailer 5
-
HK$289,428 HKD
$36,890 USD
View
B+
Retailer 6
-
HK$319,673 HKD
$40,745 USD
View
Most Expensive
B
MOH London
6512791160 · Oct 29
HK$364,016 HKD
£36,533 GBP
View
6 more retailers have this diamond
Prices start from HK$206,303 HKDSave up to HK$157,714 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 Round
HK$206,303 HKD