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Round|Lab Grown|GIA

6.30ct D FL Round Lab Grown Diamond

EX • D/FL • GIA 6233746826

Certificate GIA 6233746826

Diamond specifications and retailer prices

From HK$215,019 HKD
$27,406 USD
As of October 31, 2026
Save HK$230,184 HKD (52%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$445,203 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 6.3ct lab-grown round diamond

This 6.3ct 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 6233746826. Listed at 12 retailers as of October 29, 2026, with prices from HK$215,019 to HK$445,203, a HK$230,184 spread on the same certified stone. MOH London lists it at HK$445,203. 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

6.30
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.2°
OriginLab Grown
Grading LabGIA
CertificateGIA 6233746826
Dimensions11.87 × 11.81 × 7.33 mm
L/W Ratio1.01
Top View
11.87 mm11.81 mm6.30 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6233746826
Side View
Table 57.0%Crown 34°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.9%

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$445,203 HKD|Low: HK$141,600 HKD|High: HK$1,429,016 HKD|Avg: HK$457,115 HKD|-7.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 31, 2026
Retailer 4HK$215,019 HKD
Retailer 15HK$234,586 HKD
Retailer 11HK$277,769 HKD
Retailer 2HK$280,876 HKD
Retailer 13HK$280,876 HKD
Retailer 9HK$283,120 HKD
Retailer 6HK$311,922 HKD
Retailer 10HK$320,999 HKD
Retailer 3HK$326,781 HKD
Retailer 12HK$369,532 HKD
MOH LondonHK$445,203 HKD
Retailer 7HK$614,844 HKD
Retailer 5HK$661,863 HKD
Retailer 14HK$850,160 HKD
Retailer 8HK$1,258,293 HKD

24 data points across 15 retailers

12 retailersHK$215,019 HKD to HK$445,203 HKD

B+
Cheapest Retailer
-
HK$215,019 HKD
$27,406 USD
Final sale: no returns
Retailer 2
-
HK$234,586 HKD
$29,900 USD
View
Price last confirmed 13 days ago
B+
Retailer 3
-
HK$277,769 HKD
$35,404 USD
View
B+
Retailer 4
-
HK$280,876 HKD
$35,800 USD
View
B+
Retailer 5
-
HK$280,876 HKD
$35,800 USD
View
B+
Retailer 6
-
HK$283,120 HKD
$36,086 USD
View
B+
Retailer 7
-
HK$320,999 HKD
$40,914 USD
View
B
Retailer 8
-
HK$326,781 HKD
$41,651 USD
View
B+
Retailer 9
-
HK$369,532 HKD
$47,100 USD
View
Most Expensive
B
MOH London
6233746826 · Oct 29
HK$445,203 HKD
£44,681 GBP
View
9 more retailers have this diamond
Prices start from HK$215,019 HKDSave up to HK$230,184 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+
6.30ct Round
HK$215,019 HKD