Marquise|Natural|GIA

1.71ct G IF Marquise Natural Diamond

EX • G/IF • GIA 1553128160

Certificate GIA 1553128160

Diamond specifications and retailer prices

From €15,686 EUR
As of November 1, 2026
2 retailers carry this diamond
Most expensive: €16,590 EUR at Antwerpor · As of October 19, 2026
View at Antwerpor

About this 1.71ct natural marquise diamond

This 1.71ct natural marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1553128160. Listed at 2 retailers as of November 1, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
G
Color
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1553128160
Dimensions12.43 × 6.19 × 3.81 mm
L/W Ratio2.01
Girdle conditionFaceted
Top View
12.43 mm6.19 mm1.71 ctG / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1553128160
Side View
Table 60.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 61.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: €16,590 EUR|Low: €14,276 EUR|High: €20,807 EUR|Avg: €17,597 EUR
Antwerpor
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
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Retailer 18
October 18, 2026
Retailer 6€14,276 EUR
Retailer 15€15,380 EUR
Retailer 9€15,595 EUR
Retailer 11€15,686 EUR
Retailer 13€15,947 EUR
Retailer 8€16,245 EUR
Retailer 12€16,453 EUR
Antwerpor€16,590 EUR
Retailer 4€17,508 EUR
Retailer 17€17,616 EUR
Retailer 3€17,841 EUR
Retailer 16€18,416 EUR
Retailer 10€18,615 EUR
Retailer 5€19,671 EUR
Retailer 7€19,815 EUR
Retailer 18€19,945 EUR
Retailer 14€20,591 EUR
Retailer 2€20,736 EUR

11 data points across 18 retailers

2 retailers

A
Cheapest Retailer
-
€15,686 EUR
Most Expensive
Antwerpor
183211744 · Oct 19
€16,590 EUR
$18,535 USD
View
Price last confirmed 13 days ago
1 more retailer has this diamond
Prices start from €15,686 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
€15,686 EUR