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5.18ct D FL Round Lab Grown Diamond

EX • D/FL • GCAL 360876045

Certificate GCAL 360876045

Diamond specifications and retailer prices

From HK$74,401 HKD
$9,483 USD
As of October 31, 2026
Save HK$210,571 HKD (74%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$284,972 HKD at William & Sons Jewelers · As of October 31, 2026
View at William & Sons Jewelers

About this 5.18ct lab-grown round diamond

This 5.18ct 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 GCAL 360876045. Listed at 6 retailers as of October 31, 2026, with prices from HK$74,401 to HK$284,972, a HK$210,571 spread on the same certified stone. William & Sons Jewelers lists it at HK$284,972. 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

5.18
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGCAL
CertificateGCAL 360876045
Dimensions11.64 × 9.32 × 6.04 mm
L/W Ratio1.25
Top View
11.64 mm9.32 mm5.18 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 360876045
Side View
Table 57.0%CrownGirdle: ThickPavilionCulet: NoneDepth 64.8%

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 31
Current: HK$149,989 HKD|Low: HK$74,401 HKD|High: HK$1,139,902 HKD|Avg: HK$435,303 HKD|-63.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
William & Sons Jewelers
November 1, 2026
Retailer 5HK$74,401 HKD
Retailer 2HK$97,812 HKD
Retailer 1HK$149,989 HKD
Retailer 4HK$235,977 HKD
William & Sons JewelersHK$284,972 HKD
Retailer 6HK$368,242 HKD
Retailer 3HK$454,972 HKD
Retailer 7HK$728,019 HKD
Retailer 8HK$824,445 HKD

19 data points across 9 retailers

6 retailersHK$74,401 HKD to HK$284,972 HKD

A
Cheapest Retailer
-
HK$74,401 HKD
$9,483 USD
A
Retailer 2
-
HK$97,812 HKD
$12,467 USD
View
B+
Retailer 3
-
HK$149,989 HKD
£15,053 GBP
View
B
Retailer 4
-
HK$235,977 HKD
$30,077 USD
View
Most Expensive
B
William & Sons Jewelers
cert_360876045 · Oct 31
HK$284,972 HKD
$36,322 USD
View
Final sale: no returns
4 more retailers have this diamond
Prices start from HK$74,401 HKDSave up to HK$210,571 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
5.18ct Round
HK$74,401 HKD