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Marquise|Natural|GIA

1.01ct I SI2 Marquise Natural Diamond

EX • I/SI2 • GIA 7558321392

Certificate GIA 7558321392

Diamond specifications and retailer prices

From $3,241 AUD
As of November 6, 2026
Save $5,301 AUD (62%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $8,542 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7558321392. Listed at 20 retailers as of November 5, 2026, with prices from $3,241 to $8,542, a $5,301 spread on the same certified stone. NZ Jewellers lists it at $8,542. 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
SymmetryExcellent
FluorescenceFaint
Crown angle39.62°
Pavilion angle37.82°
OriginNatural
Grading LabGIA
CertificateGIA 7558321392
Dimensions10.17 × 5.19 × 3.11 mm
L/W Ratio1.96
Culet sizeNone
Top View
10.17 mm5.19 mm1.01 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7558321392
Side View
Table 60.0%Crown 39.62°Girdle: STK-THKPavilion 37.82°Culet: NoneDepth 59.9%

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: $8,542 AUD|Low: $1,958 AUD|High: $8,542 AUD|Avg: $3,826 AUD
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
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 6, 2026
Retailer 11$2,132 AUD
Retailer 14$2,834 AUD
Retailer 7$3,241 AUD
Retailer 12$3,250 AUD
Retailer 18$3,267 AUD
Retailer 9$3,327 AUD
Retailer 6$3,343 AUD
Retailer 3$3,490 AUD
Retailer 8$3,570 AUD
Retailer 4$3,701 AUD
Retailer 21$3,701 AUD
Retailer 19$3,871 AUD
Retailer 13$4,013 AUD
Retailer 5$4,023 AUD
Retailer 20$4,045 AUD
Retailer 10$4,270 AUD
Retailer 16$4,298 AUD
Retailer 15$4,755 AUD
Retailer 2$5,084 AUD
Retailer 17$7,137 AUD
NZ Jewellers$8,542 AUD

33 data points across 21 retailers

20 retailers$3,241 AUD to $8,542 AUD

Retailer 1
-
$2,838 AUD
Price last confirmed 31 days ago
Retailer 2
-
$3,007 AUD
View
Price last confirmed 31 days ago
A
Retailer 3
-
$3,241 AUD
View
A
Retailer 4
-
$3,267 AUD
View
A
Retailer 5
-
$3,327 AUD
View
A
Retailer 6
-
$3,343 AUD
View
A
Retailer 7
-
$3,490 AUD
View
A
Retailer 8
-
$3,570 AUD
View
B+
Retailer 9
-
$3,701 AUD
View
Retailer 10
-
$3,701 AUD
View
Price last confirmed 9 days ago
B+
Retailer 11
-
$3,871 AUD
View
B+
Retailer 12
-
$4,013 AUD
View
B+
Retailer 13
-
$4,023 AUD
View
B+
Retailer 14
-
$4,045 AUD
View
B+
Retailer 15
-
$4,270 AUD
View
B+
Retailer 16
-
$4,298 AUD
View
B+
Retailer 17
-
$4,755 AUD
View
B
Retailer 18
-
$5,084 AUD
View
B
Retailer 19
-
$7,137 AUD
View
Most Expensive
B
NZ Jewellers
9a093c04-feaa-4825-961e-50d88233db64 · Nov 5
$8,542 AUD
$5,869 USD
View
19 more retailers have this diamond
Prices start from $3,241 AUDSave up to $5,301 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
$3,241 AUD