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Marquise|Natural|GIA

0.51ct F SI2 Marquise Natural Diamond

EX • F/SI2 • GIA 6561486563

Certificate GIA 6561486563

Diamond specifications and retailer prices

From $720 CAD
As of November 6, 2026
Save $2,346 CAD (77%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,066 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.51ct natural marquise diamond

This 0.51ct natural marquise sits in the half to three-quarter carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6561486563. Listed at 17 retailers as of November 5, 2026, with prices from $720 to $3,066, a $2,346 spread on the same certified stone. NZ Jewellers lists it at $3,066. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.51
Carat
F
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6561486563
Dimensions8.17 × 4.17 × 2.65 mm
L/W Ratio1.96
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal
Top View
8.17 mm4.17 mm0.51 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6561486563
Side View
Table 61.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 63.6%

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: Nov 6
Current: $3,066 CAD|Low: $720 CAD|High: $3,066 CAD|Avg: $1,308 CAD
NZ Jewellers
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
November 6, 2026
Retailer 2$720 CAD
Retailer 4$827 CAD
Retailer 7$902 CAD
Retailer 5$926 CAD
Retailer 3$978 CAD
Retailer 12$978 CAD
Retailer 6$985 CAD
Retailer 13$1,016 CAD
Retailer 11$1,128 CAD
Retailer 8$1,160 CAD
Retailer 10$1,194 CAD
Retailer 9$1,383 CAD
Retailer 14$2,253 CAD
Retailer 15$2,680 CAD
NZ Jewellers$3,066 CAD

24 data points across 15 retailers

17 retailers$720 CAD to $3,066 CAD

A
Cheapest Retailer
-
$720 CAD
A
Retailer 2
-
$827 CAD
View
A
Retailer 3
-
$902 CAD
View
Final sale: no returns
A
Retailer 4
-
$926 CAD
View
Retailer 5
-
$978 CAD
View
Price last confirmed 9 days ago
A
Retailer 6
-
$978 CAD
View
Retailer 7
-
$985 CAD
View
Price last confirmed 20 days ago
A
Retailer 8
-
$1,016 CAD
View
B+
Retailer 9
-
$1,113 CAD
View
B+
Retailer 10
-
$1,128 CAD
View
B+
Retailer 11
-
$1,160 CAD
View
B+
Retailer 12
-
$1,163 CAD
View
B+
Retailer 13
-
$1,194 CAD
View
B+
Retailer 14
-
$1,383 CAD
View
B
Retailer 15
-
$2,253 CAD
View
Retailer 16
-
$2,680 CAD
View
Price last confirmed 10 days ago
Most Expensive
B
NZ Jewellers
33daef4e-8a0f-4ad7-9b56-eb602421065d · Nov 5
$3,066 CAD
$2,180 USD
View
16 more retailers have this diamond
Prices start from $720 CADSave up to $2,346 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
0.51ct Marquise
$720 CAD