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Marquise|Natural|GIA

1.70ct F SI2 Marquise Natural Diamond

EX • F/SI2 • GIA 2556223740

Certificate GIA 2556223740

Diamond specifications and retailer prices

From €9,412 EUR
$10,557 USD
As of November 1, 2026
Save €7,496 EUR (44%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €16,908 EUR at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.7ct natural marquise diamond

This 1.7ct natural marquise sits in the one-and-a-half to two carat band, graded F 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 2556223740. Listed at 12 retailers as of November 1, 2026, with prices from €9,412 to €16,908, a €7,496 spread on the same certified stone. NZ Jewellers lists it at €16,908. 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

1.70
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2556223740
Dimensions11.27 × 6.22 × 3.97 mm
L/W Ratio1.81
Top View
11.27 mm6.22 mm1.70 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2556223740
Side View
Table 60.0%CrownGirdlePavilionCulet: NDepth 63.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €11,430 EUR|Low: €9,299 EUR|High: €16,035 EUR|Avg: €11,936 EUR|-1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 6€9,412 EUR
Retailer 5€10,144 EUR
Retailer 7€10,229 EUR
Retailer 4€10,881 EUR
Retailer 8€11,159 EUR
Retailer 1€11,430 EUR
Retailer 9€12,681 EUR
Retailer 2€12,779 EUR
Retailer 3€15,843 EUR

41 data points across 9 retailers

12 retailers€9,412 EUR to €16,908 EUR

B+
Cheapest Retailer
-
€9,412 EUR
$10,557 USD
B+
Retailer 2
-
€10,144 EUR
$11,377 USD
View
Final sale: no returns
B+
Retailer 3
-
€10,144 EUR
$11,378 USD
View
B+
Retailer 4
-
€10,229 EUR
$11,473 USD
View
B+
Retailer 5
-
€10,881 EUR
£9,610 GBP
View
B
Retailer 6
-
€10,990 EUR
$12,326 USD
View
B
Retailer 7
-
€11,159 EUR
$12,516 USD
View
B+
Retailer 8
-
€11,430 EUR
£10,094 GBP
View
B
Retailer 9
-
€12,681 EUR
$14,223 USD
View
B
Retailer 10
-
€12,779 EUR
View
B
Retailer 11
-
€15,843 EUR
£13,992 GBP
View
Most Expensive
B
NZ Jewellers
f06bab0f-8ec7-407a-bdd4-1c9393d8ce34 · Nov 3
€16,908 EUR
$18,964 USD
View
11 more retailers have this diamond
Prices start from €9,412 EURSave up to €7,496 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.

B+
1.70ct Marquise
€9,412 EUR