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Marquise|Natural|GIA

1.02ct E SI2 Marquise Natural Diamond

EX • E/SI2 • GIA 1555493268

Certificate GIA 1555493268

Diamond specifications and retailer prices

From $4,447 AUD
As of November 5, 2026
Save $5,774 AUD (56%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $10,221 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.02ct natural marquise diamond

This 1.02ct 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 1555493268. Listed at 13 retailers as of November 5, 2026, with prices from $4,447 to $10,221, a $5,774 spread on the same certified stone. NZ Jewellers lists it at $10,221. 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

1.02
Carat
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 1555493268
Dimensions10.50 × 5.13 × 3.28 mm
L/W Ratio2.05
Culet sizeNone
Key to symbols
Feather, Crystal, Cavity, Needle
Top View
10.50 mm5.13 mm1.02 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1555493268
Side View
Table 55.0%Crown 34°Girdle: THK-VTKPavilion 41.2°Culet: NoneDepth 63.9%

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 5
Current: $10,221 AUD|Low: $3,364 AUD|High: $10,221 AUD|Avg: $5,966 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
November 6, 2026
Retailer 6$3,364 AUD
Retailer 14$3,520 AUD
Retailer 5$4,008 AUD
Retailer 7$4,520 AUD
Retailer 12$5,163 AUD
Retailer 11$5,415 AUD
Retailer 2$5,713 AUD
Retailer 3$5,867 AUD
Retailer 13$5,867 AUD
Retailer 15$6,058 AUD
Retailer 4$6,077 AUD
Retailer 10$6,638 AUD
Retailer 8$6,704 AUD
Retailer 9$9,785 AUD
NZ Jewellers$10,221 AUD

38 data points across 15 retailers

13 retailers$4,447 AUD to $10,221 AUD

Retailer 1
-
$3,364 AUD
Price last confirmed 65 days ago
A
Retailer 2
-
$4,447 AUD
View
B+
Retailer 3
-
$5,163 AUD
View
B+
Retailer 4
-
$5,415 AUD
View
Final sale: no returns
B+
Retailer 5
-
$5,713 AUD
View
B+
Retailer 6
-
$5,867 AUD
View
B+
Retailer 7
-
$5,867 AUD
View
B+
Retailer 8
-
$6,058 AUD
View
B+
Retailer 9
-
$6,077 AUD
View
B
Retailer 10
-
$6,638 AUD
View
B+
Retailer 11
-
$6,704 AUD
View
B
Retailer 12
-
$9,785 AUD
View
Most Expensive
B
NZ Jewellers
db5928a8-5db9-4881-9c23-33acfccfa6f7 · Nov 5
$10,221 AUD
$7,155 USD
View
12 more retailers have this diamond
Prices start from $4,447 AUDSave up to $5,774 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
1.02ct Marquise
$4,447 AUD