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Marquise|Natural|GIA

3.59ct I SI2 Marquise Natural Diamond

ID • I/SI2 • GIA 2556746990

Certificate GIA 2556746990

Diamond specifications and retailer prices

From €39,577 EUR
CA$61,411 CAD
As of October 30, 2026
Save €25,784 EUR (39%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €65,362 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 3.59ct natural marquise diamond

This 3.59ct natural marquise sits in the three to five carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2556746990. Listed at 8 retailers as of October 30, 2026, with prices from €39,577 to €65,362, a €25,784 spread on the same certified stone. MOH London lists it at €65,362. 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

3.59
Carat
I
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2556746990
Dimensions17.08 × 7.81 × 4.66 mm
L/W Ratio2.19
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
17.08 mm7.81 mm3.59 ctI / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2556746990
Side View
Table 61.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 59.7%

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: Oct 30
Current: €65,362 EUR|Low: €39,577 EUR|High: €66,149 EUR|Avg: €47,314 EUR|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 8€39,577 EUR
Retailer 4€40,171 EUR
Retailer 3€42,620 EUR
Retailer 5€44,385 EUR
Retailer 7€47,799 EUR
Retailer 6€48,823 EUR
Retailer 2€49,645 EUR
MOH London€65,362 EUR

35 data points across 8 retailers

8 retailers€39,577 EUR to €65,362 EUR

B+
Cheapest Retailer
-
€39,577 EUR
CA$61,411 CAD
B+
Retailer 2
-
€40,171 EUR
$44,880 USD
View
B+
Retailer 3
-
€42,620 EUR
£37,492 GBP
View
B
Retailer 4
-
€44,385 EUR
$49,587 USD
View
B
Retailer 5
-
€47,799 EUR
$53,401 USD
View
B
Retailer 6
-
€48,823 EUR
$54,546 USD
View
B
Retailer 7
-
€49,645 EUR
View
Most Expensive
B
MOH London
0ED9B2A30 · Nov 1
€65,362 EUR
£57,498 GBP
View
7 more retailers have this diamond
Prices start from €39,577 EURSave up to €25,784 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+
3.59ct Marquise
€39,577 EUR