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Marquise|Natural|GIA

1.01ct I SI2 Marquise Natural Diamond

EX • I/SI2 • GIA 6555305550

Certificate GIA 6555305550

Diamond specifications and retailer prices

From $3,308 AUD
$2,324 USD
As of November 2, 2026
Save $5,363 AUD (62%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $8,671 AUD at NZ Jewellers · As of October 30, 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6555305550. Listed at 17 retailers as of October 30, 2026, with prices from $3,308 to $8,671, a $5,363 spread on the same certified stone. NZ Jewellers lists it at $8,671. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6555305550
Dimensions9.89 × 5.09 × 3.27 mm
L/W Ratio1.94
Top View
9.89 mm5.09 mm1.01 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6555305550
Side View
Table 61.0%CrownGirdle: ThickPavilionCulet: NoneDepth 64.1%

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 2
Current: $8,671 AUD|Low: $3,108 AUD|High: $8,671 AUD|Avg: $4,515 AUD|+1.4%
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 2, 2026
Retailer 5$3,308 AUD
Retailer 17$3,397 AUD
Retailer 12$3,417 AUD
Retailer 16$3,468 AUD
Retailer 15$3,757 AUD
Retailer 14$3,902 AUD
Retailer 2$4,100 AUD
Retailer 4$4,114 AUD
Retailer 7$4,116 AUD
Retailer 9$4,149 AUD
Retailer 3$4,328 AUD
Retailer 6$4,328 AUD
Retailer 13$4,335 AUD
Retailer 10$4,440 AUD
Retailer 8$4,484 AUD
Retailer 11$6,935 AUD
NZ Jewellers$8,671 AUD

41 data points across 17 retailers

17 retailers$3,308 AUD to $8,671 AUD

A
Cheapest Retailer
-
$3,308 AUD
$2,324 USD
A
Retailer 2
-
$3,397 AUD
$2,386 USD
View
A
Retailer 3
-
$3,417 AUD
$2,400 USD
View
B+
Retailer 4
-
$3,468 AUD
$2,436 USD
View
Final sale: no returns
B+
Retailer 5
-
$3,757 AUD
$2,639 USD
View
B+
Retailer 6
-
$3,902 AUD
$2,741 USD
View
B+
Retailer 7
-
$4,100 AUD
£2,268 GBP
View
B+
Retailer 8
-
$4,114 AUD
$2,890 USD
View
B+
Retailer 9
-
$4,116 AUD
$2,891 USD
View
B+
Retailer 10
-
$4,149 AUD
CA$4,047 CAD
View
B+
Retailer 11
-
$4,328 AUD
$3,040 USD
View
B+
Retailer 12
-
$4,328 AUD
$3,040 USD
View
B+
Retailer 13
-
$4,335 AUD
$3,045 USD
View
B+
Retailer 14
-
$4,440 AUD
£2,456 GBP
View
B+
Retailer 15
-
$4,484 AUD
$3,150 USD
View
B
Retailer 16
-
$6,935 AUD
£3,836 GBP
View
Most Expensive
B
NZ Jewellers
e31ebc5e-fa1a-40d1-af93-e6a908093a67 · Oct 30
$8,671 AUD
$6,091 USD
View
16 more retailers have this diamond
Prices start from $3,308 AUDSave up to $5,363 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
$3,308 AUD