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Marquise|Natural|GIA

1.71ct D SI2 Marquise Natural Diamond

ID • D/SI2 • GIA 44

Certificate GIA 44

Diamond specifications and retailer prices

From €10,104 EUR
$11,288 USD
As of October 31, 2026
2 retailers carry this diamond
Most expensive: €13,342 EUR at Helzberg Diamonds · As of October 5, 2026
View at Helzberg Diamonds

About this 1.71ct natural marquise diamond

This 1.71ct 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. Listed at 2 retailers as of October 31, 2026. 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
D
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 44
Dimensions12.43 × 6.08 × 3.83 mm
L/W Ratio2.04
Top View
12.43 mm6.08 mm1.71 ctD / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 44
Side View
Table 58.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 62.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: €13,342 EUR|Low: €9,214 EUR|High: €15,302 EUR|Avg: €11,142 EUR
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
October 16, 2026
Retailer 3€9,214 EUR
Retailer 2€10,104 EUR
Retailer 4€10,916 EUR
Helzberg Diamonds€13,342 EUR

5 data points across 4 retailers

2 retailers

A
Cheapest Retailer
-
€10,104 EUR
$11,288 USD
Most Expensive
Helzberg Diamonds
XZRMLMHGJNPOO · Oct 5
€13,342 EUR
$14,906 USD
View
Price last confirmed 27 days ago
1 more retailer has this diamond
Prices start from €10,104 EUR

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
1.71ct Marquise
€10,104 EUR