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Marquise|Natural|GIA

1.51ct J SI2 Marquise Natural Diamond

EX • J/SI2 • GIA 1568681688

Certificate GIA 1568681688

Diamond specifications and retailer prices

From $4,275 CAD
As of November 5, 2026
Save $4,503 CAD (51%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $8,778 CAD at Wholesale Diamonds Direct · As of November 4, 2026
View at Wholesale Diamonds Direct

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1568681688. Listed at 10 retailers as of November 4, 2026, with prices from $4,275 to $8,778, a $4,503 spread on the same certified stone. Wholesale Diamonds Direct lists it at $8,778. 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
J
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.28°
Pavilion angle42.05°
OriginNatural
Grading LabGIA
CertificateGIA 1568681688
Dimensions11.51 × 6.05 × 3.82 mm
L/W Ratio1.90
Culet sizeNone
Top View
11.51 mm6.05 mm1.51 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1568681688
Side View
Table 60.0%Crown 35.28°Girdle: MED-THKPavilion 42.05°Culet: NDepth 63.1%

Caratlytics Score

How it works →
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 5
Current: $6,206 CAD|Low: $4,268 CAD|High: $8,778 CAD|Avg: $5,948 CAD|-0.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Wholesale Diamonds Direct
November 6, 2026
Retailer 2$4,275 CAD
Retailer 3$4,827 CAD
Retailer 5$5,159 CAD
Retailer 8$5,160 CAD
Retailer 7$5,271 CAD
Retailer 4$6,134 CAD
Retailer 6$6,198 CAD
Retailer 1$6,206 CAD
Wholesale Diamonds Direct$8,778 CAD

11 data points across 9 retailers

10 retailers$4,275 CAD to $8,778 CAD

A
Cheapest Retailer
-
$4,275 CAD
A
Retailer 2
-
$4,827 CAD
View
A
Retailer 3
-
$5,159 CAD
View
A
Retailer 4
-
$5,160 CAD
View
A
Retailer 5
-
$5,160 CAD
View
A
Retailer 6
-
$5,271 CAD
View
B+
Retailer 7
-
$6,134 CAD
View
B+
Retailer 8
-
$6,198 CAD
View
A
Retailer 9
-
$6,206 CAD
View
Most Expensive
B
Wholesale Diamonds Direct
610869279 · Nov 4
$8,778 CAD
$6,285 USD
View
9 more retailers have this diamond
Prices start from $4,275 CADSave up to $4,503 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
$4,275 CAD