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Marquise|Natural|GIA

1.01ct E SI2 Marquise Natural Diamond

EX • E/SI2 • GIA 2554191515

Certificate GIA 2554191515

Diamond specifications and retailer prices

From $4,050 AUD
As of November 4, 2026
Save $5,348 AUD (57%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $9,398 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.01ct natural marquise diamond

This 1.01ct natural marquise sits in the classic one-carat band, graded E 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 2554191515. Listed at 17 retailers as of November 4, 2026, with prices from $4,050 to $9,398, a $5,348 spread on the same certified stone. NZ Jewellers lists it at $9,398. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2554191515
Dimensions10.29 × 5.37 × 3.11 mm
L/W Ratio1.92
Top View
10.29 mm5.37 mm1.01 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2554191515
Side View
Table 63.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 58.0%

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 4
Current: $9,398 AUD|Low: $3,638 AUD|High: $9,398 AUD|Avg: $5,554 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
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Retailer 21
Retailer 22
November 6, 2026
Retailer 12$3,638 AUD
Retailer 9$3,686 AUD
Retailer 21$4,050 AUD
Retailer 15$4,218 AUD
Retailer 17$4,511 AUD
Retailer 19$4,635 AUD
Retailer 5$4,687 AUD
Retailer 7$4,828 AUD
Retailer 14$4,863 AUD
Retailer 11$4,883 AUD
Retailer 20$5,285 AUD
Retailer 8$5,365 AUD
Retailer 18$5,365 AUD
Retailer 13$5,484 AUD
Retailer 3$5,585 AUD
Retailer 4$5,585 AUD
Retailer 6$5,771 AUD
Retailer 2$5,974 AUD
Retailer 10$7,428 AUD
Retailer 22$7,868 AUD
Retailer 16$9,021 AUD
NZ Jewellers$9,398 AUD

43 data points across 22 retailers

17 retailers$4,050 AUD to $9,398 AUD

A
Cheapest Retailer
-
$4,050 AUD
A
Retailer 2
-
$4,511 AUD
View
Final sale: no returns
A
Retailer 3
-
$4,635 AUD
View
A
Retailer 4
-
$4,687 AUD
View
B+
Retailer 5
-
$4,828 AUD
View
B+
Retailer 6
-
$5,285 AUD
View
B+
Retailer 7
-
$5,365 AUD
View
B+
Retailer 8
-
$5,365 AUD
View
Retailer 9
-
$5,420 AUD
View
Price last confirmed 66 days ago
B+
Retailer 10
-
$5,484 AUD
View
B+
Retailer 11
-
$5,585 AUD
View
B+
Retailer 12
-
$5,585 AUD
View
B+
Retailer 13
-
$5,771 AUD
View
B+
Retailer 14
-
$5,974 AUD
View
B
Retailer 15
-
$7,868 AUD
View
B
Retailer 16
-
$9,021 AUD
View
Most Expensive
B
NZ Jewellers
93f38246-57d2-4082-ba1a-0b5ec0dc1c15 · Nov 5
$9,398 AUD
$6,579 USD
View
16 more retailers have this diamond
Prices start from $4,050 AUDSave up to $5,348 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
$4,050 AUD