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Marquise|Natural|GIA

1.01ct J SI1 Marquise Natural Diamond

EX • J/SI1 • GIA 2564422318

Certificate GIA 2564422318

Diamond specifications and retailer prices

From $4,535 NZD
As of November 6, 2026
Save $6,258 NZD (58%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $10,793 NZD 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 J 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 2564422318. Listed at 18 retailers as of November 5, 2026, with prices from $4,535 to $10,793, a $6,258 spread on the same certified stone. NZ Jewellers lists it at $10,793. 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
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2564422318
Dimensions11.46 × 4.96 × 3.15 mm
L/W Ratio2.31
Culet sizeNone
Key to symbols
Crystal, Feather, Natural
Top View
11.46 mm4.96 mm1.01 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2564422318
Side View
Table 55.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 63.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $10,793 NZD|Low: $4,623 NZD|High: $10,793 NZD|Avg: $5,969 NZD
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 6, 2026
Retailer 3$4,623 NZD
Retailer 2$4,719 NZD
Retailer 7$4,887 NZD
Retailer 10$4,961 NZD
Retailer 16$5,060 NZD
Retailer 13$5,076 NZD
Retailer 8$5,157 NZD
Retailer 5$5,163 NZD
Retailer 14$5,361 NZD
Retailer 6$5,417 NZD
Retailer 15$5,417 NZD
Retailer 11$5,901 NZD
Retailer 17$6,018 NZD
Retailer 12$6,301 NZD
Retailer 4$7,787 NZD
Retailer 9$8,644 NZD
NZ Jewellers$10,793 NZD

14 data points across 17 retailers

18 retailers$4,535 NZD to $10,793 NZD

B+
Cheapest Retailer
-
$4,535 NZD
B+
Retailer 2
-
$4,623 NZD
View
B+
Retailer 3
-
$4,719 NZD
View
Final sale: no returns
B
Retailer 4
-
$4,887 NZD
View
B+
Retailer 5
-
$4,961 NZD
View
B
Retailer 6
-
$5,060 NZD
View
B+
Retailer 7
-
$5,076 NZD
View
B+
Retailer 8
-
$5,157 NZD
View
B+
Retailer 9
-
$5,163 NZD
View
B
Retailer 10
-
$5,361 NZD
View
B
Retailer 11
-
$5,417 NZD
View
B
Retailer 12
-
$5,417 NZD
View
B
Retailer 13
-
$5,901 NZD
View
B
Retailer 14
-
$6,018 NZD
View
B
Retailer 15
-
$6,301 NZD
View
B
Retailer 16
-
$7,787 NZD
View
Retailer 17
-
$8,644 NZD
View
Price last confirmed 12 days ago
Most Expensive
B
NZ Jewellers
ffafc3a7-99dc-483f-a4d8-e35f81594b8e · Nov 5
$10,793 NZD
$5,983 USD
View
17 more retailers have this diamond
Prices start from $4,535 NZDSave up to $6,258 NZD

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.

B+
1.01ct Marquise
$4,535 NZD