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Marquise|Natural|GIA

1.71ct F SI1 Marquise Natural Diamond

EX • F/SI1 • GIA 6561042587

Certificate GIA 6561042587

Diamond specifications and retailer prices

From €9,141 EUR
SGD 13,855 SGD
As of October 31, 2026
Save €8,362 EUR (48%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €17,503 EUR at With Clarity · As of November 1, 2026
View at With Clarity

About this 1.71ct natural marquise diamond

This 1.71ct natural marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6561042587. Listed at 13 retailers as of October 31, 2026, with prices from €9,141 to €17,503, a €8,362 spread on the same certified stone. With Clarity lists it at €17,503. 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
F
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.56°
Pavilion angle40.98°
OriginNatural
Grading LabGIA
CertificateGIA 6561042587
Dimensions11.84 × 6.24 × 4.01 mm
L/W Ratio1.90
Culet sizeNone
Top View
11.84 mm6.24 mm1.71 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6561042587
Side View
Table 57.0%Crown 38.56°Girdle: MED-THKPavilion 40.98°Culet: NoneDepth 64.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €12,476 EUR|Low: €9,141 EUR|High: €18,783 EUR|Avg: €12,231 EUR|-6.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
With Clarity
November 2, 2026
Retailer 10€9,141 EUR
Retailer 7€9,765 EUR
Retailer 8€10,246 EUR
Retailer 4€10,531 EUR
Retailer 6€10,600 EUR
Retailer 9€10,672 EUR
Retailer 5€10,730 EUR
Retailer 11€10,796 EUR
Retailer 2€12,376 EUR
Retailer 12€12,465 EUR
Retailer 1€12,476 EUR
Retailer 3€12,843 EUR
With Clarity€17,503 EUR

36 data points across 13 retailers

13 retailers€9,141 EUR to €17,503 EUR

A
Cheapest Retailer
-
€9,141 EUR
SGD 13,855 SGD
B+
Retailer 2
-
€9,765 EUR
SGD 14,801 SGD
View
B+
Retailer 3
-
€10,246 EUR
$11,492 USD
View
B+
Retailer 4
-
€10,531 EUR
$11,812 USD
View
B+
Retailer 5
-
€10,600 EUR
$11,889 USD
View
B+
Retailer 6
-
€10,672 EUR
$11,970 USD
View
B+
Retailer 7
-
€10,730 EUR
£9,476 GBP
View
B+
Retailer 8
-
€10,796 EUR
$12,109 USD
View
B+
Retailer 9
-
€12,376 EUR
$13,881 USD
View
B+
Retailer 10
-
€12,465 EUR
$13,981 USD
View
B+
Retailer 11
-
€12,476 EUR
View
B+
Retailer 12
-
€12,843 EUR
$14,405 USD
View
Most Expensive
B
With Clarity
6561042587 · Nov 1
€17,503 EUR
$19,632 USD
View
12 more retailers have this diamond
Prices start from €9,141 EURSave up to €8,362 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
€9,141 EUR