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Round|Lab Grown|GCAL

5.18ct D FL Round Lab Grown Diamond

EX • D/FL • GCAL 360876045

Certificate GCAL 360876045

Diamond specifications and retailer prices

From €8,488 EUR
$9,483 USD
As of October 31, 2026
Save €24,023 EUR (74%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €32,511 EUR 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 €8,488 to €32,511, a €24,023 spread on the same certified stone. William & Sons Jewelers lists it at €32,511. 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
Color
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: €17,203 EUR|Low: €8,488 EUR|High: €130,048 EUR|Avg: €50,173 EUR|-63.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
William & Sons Jewelers
October 29, 2026
Retailer 5€8,488 EUR
Retailer 2€11,159 EUR
Retailer 1€17,203 EUR
Retailer 4€26,922 EUR
William & Sons Jewelers€32,511 EUR
Retailer 6€42,011 EUR
Retailer 3€51,906 EUR
Retailer 7€83,057 EUR
Retailer 8€94,058 EUR

18 data points across 9 retailers

6 retailers€8,488 EUR to €32,511 EUR

A
Cheapest Retailer
-
€8,488 EUR
$9,483 USD
A
Retailer 2
-
€11,159 EUR
$12,467 USD
View
B+
Retailer 3
-
€17,203 EUR
£15,133 GBP
View
B
Retailer 4
-
€26,922 EUR
$30,077 USD
View
Most Expensive
B
William & Sons Jewelers
cert_360876045 · Oct 31
€32,511 EUR
$36,322 USD
View
Final sale: no returns
4 more retailers have this diamond
Prices start from €8,488 EURSave up to €24,023 EUR

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
€8,488 EUR