Round|Lab Grown|GIA

5.23ct D FL Round Lab Grown Diamond

EX • D/FL • GIA 2518429378

Certificate GIA 2518429378

Diamond specifications and retailer prices

From HK$211,975 HKD
$27,018 USD
As of October 31, 2026
Save HK$161,985 HKD (43%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$373,960 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 5.23ct lab-grown round diamond

This 5.23ct 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 2518429378. Listed at 10 retailers as of October 29, 2026, with prices from HK$211,975 to HK$373,960, a HK$161,985 spread on the same certified stone. MOH London lists it at HK$373,960. 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

5.23
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabGIA
CertificateGIA 2518429378
Dimensions11.14 × 11.07 × 6.87 mm
L/W Ratio1.01
Culet sizeNone
Top View
11.14 mm11.07 mm5.23 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2518429378
Side View
Table 57.0%Crown 35.5°Girdle: MediumPavilion 40.6°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$373,960 HKD|Low: HK$136,239 HKD|High: HK$812,454 HKD|Avg: HK$367,857 HKD|-6.8%
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$136,239 HKD
Retailer 10HK$211,975 HKD
Retailer 7HK$213,191 HKD
Retailer 6HK$251,753 HKD
Retailer 2HK$293,878 HKD
Retailer 5HK$297,195 HKD
Retailer 9HK$328,405 HKD
MOH LondonHK$373,960 HKD
Retailer 4HK$494,139 HKD
Retailer 8HK$620,091 HKD
Retailer 11HK$812,454 HKD

29 data points across 11 retailers

10 retailersHK$211,975 HKD to HK$373,960 HKD

B+
Cheapest Retailer
-
HK$211,975 HKD
$27,018 USD
B+
Retailer 2
-
HK$213,191 HKD
$27,173 USD
View
B+
Retailer 3
-
HK$251,753 HKD
$32,088 USD
View
B+
Retailer 4
-
HK$293,878 HKD
£29,494 GBP
View
B+
Retailer 5
-
HK$297,195 HKD
$37,880 USD
View
B+
Retailer 6
-
HK$328,405 HKD
$41,858 USD
View
Most Expensive
B
MOH London
2518429378 · Oct 29
HK$373,960 HKD
£37,531 GBP
View
6 more retailers have this diamond
Prices start from HK$211,975 HKDSave up to HK$161,985 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+
5.23ct Round
HK$211,975 HKD