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Marquise|Natural|GIA

1.01ct I SI1 Marquise Natural Diamond

EX • I/SI1 • GIA 6552658852

Certificate GIA 6552658852

Diamond specifications and retailer prices

From $3,491 AUD
As of November 4, 2026
Save $4,600 AUD (57%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $8,091 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552658852. Listed at 21 retailers as of November 4, 2026, with prices from $3,491 to $8,091, a $4,600 spread on the same certified stone. NZ Jewellers lists it at $8,091. 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
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552658852
Dimensions11.32 × 4.90 × 3.10 mm
L/W Ratio2.31
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Cavity
Top View
11.32 mm4.90 mm1.01 ctI / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6552658852
Side View
Table 60.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 63.2%

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: $8,091 AUD|Low: $3,474 AUD|High: $8,267 AUD|Avg: $5,154 AUD|-2.1%
NZ Jewellers
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
Retailer 15
Retailer 16
Retailer 17
November 5, 2026
Retailer 16$3,491 AUD
Retailer 11$3,634 AUD
Retailer 12$4,186 AUD
Retailer 8$4,286 AUD
Retailer 2$4,501 AUD
Retailer 3$4,644 AUD
Retailer 5$4,644 AUD
Retailer 13$4,804 AUD
Retailer 4$4,823 AUD
Retailer 17$4,848 AUD
Retailer 7$4,867 AUD
Retailer 6$4,998 AUD
Retailer 9$5,358 AUD
Retailer 15$5,413 AUD
Retailer 10$5,667 AUD
Retailer 14$7,744 AUD
NZ Jewellers$8,091 AUD

23 data points across 17 retailers

21 retailers$3,491 AUD to $8,091 AUD

A
Cheapest Retailer
-
$3,491 AUD
A
Retailer 2
-
$3,634 AUD
View
B+
Retailer 3
-
$4,186 AUD
View
B+
Retailer 4
-
$4,286 AUD
View
Final sale: no returns
B+
Retailer 5
-
$4,405 AUD
View
B+
Retailer 6
-
$4,407 AUD
View
B+
Retailer 7
-
$4,501 AUD
View
Retailer 8
-
$4,644 AUD
View
Price last confirmed 7 days ago
B+
Retailer 9
-
$4,644 AUD
View
B
Retailer 10
-
$4,687 AUD
View
B+
Retailer 11
-
$4,804 AUD
View
B
Retailer 12
-
$4,823 AUD
View
B
Retailer 13
-
$4,848 AUD
View
Retailer 14
-
$4,867 AUD
View
Price last confirmed 9 days ago
B
Retailer 15
-
$4,998 AUD
View
Retailer 16
-
$5,105 AUD
View
Price last confirmed 32 days ago
B
Retailer 17
-
$5,358 AUD
View
B+
Retailer 18
-
$5,413 AUD
View
B
Retailer 19
-
$5,667 AUD
View
B
Retailer 20
-
$7,744 AUD
View
Most Expensive
B
NZ Jewellers
fe29d54f-9b0a-43e9-beb0-0d8e4e5feb30 · Nov 5
$8,091 AUD
$5,664 USD
View
20 more retailers have this diamond
Prices start from $3,491 AUDSave up to $4,600 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
$3,491 AUD