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Marquise|Natural|GIA

1.51ct D SI2 Marquise Natural Diamond

EX • D/SI2 • GIA 6552006150

Certificate GIA 6552006150

Diamond specifications and retailer prices

From $13,065 CAD
As of November 4, 2026
Save $8,456 CAD (39%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $21,522 CAD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded D 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 6552006150. Listed at 14 retailers as of November 3, 2026, with prices from $13,065 to $21,522, a $8,456 spread on the same certified stone. NZ Jewellers lists it at $21,522. 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

1.51
Carat
D
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552006150
Dimensions11.71 × 5.83 × 3.40 mm
L/W Ratio2.01
Top View
11.71 mm5.83 mm1.51 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6552006150
Side View
Table 62.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 58.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $21,522 CAD|Low: $13,065 CAD|High: $21,780 CAD|Avg: $15,818 CAD|-1.2%
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
November 5, 2026
Retailer 6$13,065 CAD
Retailer 11$13,122 CAD
Retailer 12$13,226 CAD
Retailer 2$13,991 CAD
Retailer 14$14,252 CAD
Retailer 3$14,254 CAD
Retailer 8$14,520 CAD
Retailer 5$15,441 CAD
Retailer 4$15,678 CAD
Retailer 13$15,801 CAD
Retailer 9$16,202 CAD
Retailer 10$17,816 CAD
Retailer 7$20,112 CAD
NZ Jewellers$21,522 CAD

31 data points across 14 retailers

14 retailers$13,065 CAD to $21,522 CAD

A
Cheapest Retailer
-
$13,065 CAD
A
Retailer 2
-
$13,122 CAD
View
A
Retailer 3
-
$13,226 CAD
View
A
Retailer 4
-
$13,991 CAD
View
B+
Retailer 5
-
$14,252 CAD
View
Final sale: no returns
Retailer 6
-
$14,254 CAD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$14,520 CAD
View
B+
Retailer 8
-
$15,441 CAD
View
B+
Retailer 9
-
$15,678 CAD
View
B+
Retailer 10
-
$15,801 CAD
View
B+
Retailer 11
-
$16,202 CAD
View
B+
Retailer 12
-
$17,816 CAD
View
B+
Retailer 13
-
$20,112 CAD
View
Most Expensive
B
NZ Jewellers
0ae8e960-e63a-4067-bd72-18b10036012a · Nov 3
$21,522 CAD
$15,410 USD
View
13 more retailers have this diamond
Prices start from $13,065 CADSave up to $8,456 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
1.51ct Marquise
$13,065 CAD