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Marquise|Natural|GIA

1.01ct E SI1 Marquise Natural Diamond

EX • E/SI1 • GIA 6552738744

Certificate GIA 6552738744

Diamond specifications and retailer prices

From €2,566 EUR
As of November 6, 2026
Save €3,121 EUR (55%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €5,687 EUR at MOH London · As of November 2, 2026
View at MOH London

About this 1.01ct natural marquise diamond

This 1.01ct natural marquise sits in the classic one-carat band, graded E 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 6552738744. Listed at 21 retailers as of November 2, 2026, with prices from €2,566 to €5,687, a €3,121 spread on the same certified stone. MOH London lists it at €5,687. 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

1.01
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552738744
Dimensions9.88 × 5.26 × 3.26 mm
L/W Ratio1.88
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Indented Natural, Crystal, Needle
Top View
9.88 mm5.26 mm1.01 ctE / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6552738744
Side View
Table 61.0%CrownGirdle: VTN-THKPavilionCulet: NoneDepth 61.9%

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: Nov 6
Current: €5,687 EUR|Low: €2,543 EUR|High: €5,765 EUR|Avg: €3,627 EUR|-1.4%
MOH London
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
November 6, 2026
Retailer 11€2,566 EUR
Retailer 2€2,656 EUR
Retailer 9€3,004 EUR
Retailer 13€3,044 EUR
Retailer 14€3,060 EUR
Retailer 3€3,138 EUR
Retailer 5€3,234 EUR
Retailer 7€3,423 EUR
Retailer 4€3,531 EUR
Retailer 6€3,657 EUR
Retailer 10€3,979 EUR
Retailer 8€4,150 EUR
Retailer 12€5,187 EUR
MOH London€5,687 EUR

33 data points across 14 retailers

21 retailers€2,566 EUR to €5,687 EUR

A
Cheapest Retailer
-
€2,566 EUR
A
Retailer 2
-
€2,656 EUR
View
A
Retailer 3
-
€3,004 EUR
View
B+
Retailer 4
-
€3,044 EUR
View
B+
Retailer 5
-
€3,060 EUR
View
B+
Retailer 6
-
€3,135 EUR
View
B+
Retailer 7
-
€3,136 EUR
View
B+
Retailer 8
-
€3,138 EUR
View
Final sale: no returns
B+
Retailer 9
-
€3,234 EUR
View
B+
Retailer 10
-
€3,329 EUR
View
Retailer 11
-
€3,415 EUR
View
Price last confirmed 29 days ago
Retailer 12
-
€3,415 EUR
View
Price last confirmed 29 days ago
B+
Retailer 13
-
€3,423 EUR
View
B+
Retailer 14
-
€3,531 EUR
View
Retailer 15
-
€3,547 EUR
View
Price last confirmed 36 days ago
Retailer 16
-
€3,657 EUR
View
Price last confirmed 29 days ago
Retailer 17
-
€3,941 EUR
View
Price last confirmed 38 days ago
B+
Retailer 18
-
€3,979 EUR
View
B+
Retailer 19
-
€4,150 EUR
View
Retailer 20
-
€5,187 EUR
View
Price last confirmed 9 days ago
Most Expensive
B
MOH London
FA74FAB1E · Nov 2
€5,687 EUR
£5,026 GBP
View
20 more retailers have this diamond
Prices start from €2,566 EURSave up to €3,121 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
1.01ct Marquise
€2,566 EUR