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Marquise|Natural|GIA

1.71ct H SI1 Marquise Natural Diamond

EX • H/SI1 • GIA 6552304084

Certificate GIA 6552304084

Diamond specifications and retailer prices

From $18,189 CAD
As of November 2, 2026
Save $5,301 CAD (23%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $23,490 CAD at Yorxs · As of November 2, 2026
View at Yorxs

About this 1.71ct natural marquise diamond

This 1.71ct natural marquise sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552304084. Listed at 10 retailers as of November 2, 2026, with prices from $18,189 to $23,490, a $5,301 spread on the same certified stone. Yorxs lists it at $23,490. 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

1.71
Carat
H
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.51°
Pavilion angle39.8°
OriginNatural
Grading LabGIA
CertificateGIA 6552304084
Dimensions11.51 × 6.16 × 3.97 mm
L/W Ratio1.87
Culet sizeNone
Top View
11.51 mm6.16 mm1.71 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552304084
Side View
Table 57.0%Crown 39.51°Girdle: MED-VTKPavilion 39.8°Culet: NoneDepth 64.5%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $22,425 CAD|Low: $12,619 CAD|High: $23,490 CAD|Avg: $19,864 CAD|-0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Yorxs
November 2, 2026
Retailer 5$12,619 CAD
Retailer 13$15,305 CAD
Retailer 3$16,221 CAD
Retailer 4$17,092 CAD
Retailer 6$18,189 CAD
Retailer 2$19,586 CAD
Retailer 10$21,239 CAD
Retailer 9$22,093 CAD
Retailer 11$22,093 CAD
Retailer 1$22,425 CAD
Retailer 7$22,557 CAD
Retailer 12$22,834 CAD
Retailer 8$23,272 CAD
Yorxs$23,490 CAD

21 data points across 14 retailers

10 retailers$18,189 CAD to $23,490 CAD

B
Cheapest Retailer
-
$18,189 CAD
B
Retailer 2
-
$21,239 CAD
$15,199 USD
View
B
Retailer 3
-
$22,093 CAD
$15,810 USD
View
B
Retailer 4
-
$22,093 CAD
$15,810 USD
View
B
Retailer 5
-
$22,425 CAD
£12,636 GBP
View
B
Retailer 6
-
$22,557 CAD
$16,142 USD
View
B
Retailer 7
-
$22,834 CAD
$16,340 USD
View
B
Retailer 8
-
$23,272 CAD
$16,654 USD
View
Retailer 9
-
$23,272 CAD
$16,654 USD
View
Price last confirmed 20 days ago
Most Expensive
B
Yorxs
621132763 · Nov 2
$23,490 CAD
€16,009 EUR
View
9 more retailers have this diamond
Prices start from $18,189 CADSave up to $5,301 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.

B
1.71ct Marquise
$18,189 CAD