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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 $4,124 AUD
As of November 1, 2026
Save $5,016 AUD (55%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $9,140 AUD 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 1, 2026, with prices from $4,124 to $9,140, a $5,016 spread on the same certified stone. MOH London lists it at $9,140. 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 1
Current: $9,140 AUD|Low: $4,087 AUD|High: $9,265 AUD|Avg: $5,850 AUD|-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 4, 2026
Retailer 11$4,124 AUD
Retailer 7$4,303 AUD
Retailer 8$4,821 AUD
Retailer 13$4,893 AUD
Retailer 14$4,919 AUD
Retailer 3$5,043 AUD
Retailer 5$5,198 AUD
Retailer 2$5,534 AUD
Retailer 4$5,675 AUD
Retailer 6$5,878 AUD
Retailer 9$6,395 AUD
Retailer 10$6,717 AUD
Retailer 12$8,337 AUD
MOH London$9,140 AUD

33 data points across 14 retailers

21 retailers$4,124 AUD to $9,140 AUD

A
Cheapest Retailer
-
$4,124 AUD
A
Retailer 2
-
$4,303 AUD
View
A
Retailer 3
-
$4,821 AUD
View
B+
Retailer 4
-
$4,893 AUD
View
B+
Retailer 5
-
$4,919 AUD
View
B+
Retailer 6
-
$5,039 AUD
View
B+
Retailer 7
-
$5,040 AUD
View
B+
Retailer 8
-
$5,043 AUD
View
Final sale: no returns
Retailer 9
-
$5,198 AUD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$5,350 AUD
View
Retailer 11
-
$5,488 AUD
View
Price last confirmed 27 days ago
Retailer 12
-
$5,488 AUD
View
Price last confirmed 27 days ago
B+
Retailer 13
-
$5,534 AUD
View
B+
Retailer 14
-
$5,675 AUD
View
Retailer 15
-
$5,700 AUD
View
Price last confirmed 34 days ago
Retailer 16
-
$5,878 AUD
View
Price last confirmed 27 days ago
Retailer 17
-
$6,333 AUD
View
Price last confirmed 36 days ago
B+
Retailer 18
-
$6,395 AUD
View
B+
Retailer 19
-
$6,717 AUD
View
B
Retailer 20
-
$8,337 AUD
View
Most Expensive
B
MOH London
FA74FAB1E · Nov 2
$9,140 AUD
£5,026 GBP
View
20 more retailers have this diamond
Prices start from $4,124 AUDSave up to $5,016 AUD

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
$4,124 AUD