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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 $13,247 CAD
$9,483 USD
As of October 31, 2026
Save $37,491 CAD (74%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $50,738 CAD 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 $13,247 to $50,738, a $37,491 spread on the same certified stone. William & Sons Jewelers lists it at $50,738. 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: $26,847 CAD|Low: $13,247 CAD|High: $202,956 CAD|Avg: $78,302 CAD|-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$13,247 CAD
Retailer 2$17,415 CAD
Retailer 1$26,847 CAD
Retailer 4$42,015 CAD
William & Sons Jewelers$50,738 CAD
Retailer 6$65,564 CAD
Retailer 3$81,006 CAD
Retailer 7$129,621 CAD
Retailer 8$146,790 CAD

18 data points across 9 retailers

6 retailers$13,247 CAD to $50,738 CAD

A
Cheapest Retailer
-
$13,247 CAD
$9,483 USD
A
Retailer 2
-
$17,415 CAD
$12,467 USD
View
B+
Retailer 3
-
$26,847 CAD
£15,133 GBP
View
B
Retailer 4
-
$42,015 CAD
$30,077 USD
View
Most Expensive
B
William & Sons Jewelers
cert_360876045 · Oct 31
$50,738 CAD
$36,322 USD
View
Final sale: no returns
4 more retailers have this diamond
Prices start from $13,247 CADSave up to $37,491 CAD

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
$13,247 CAD