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Cushion|Natural|GIA

1.03ct E SI1 Cushion Natural Diamond

EX • E/SI1 • GIA 2568757880

Certificate GIA 2568757880

Diamond specifications and retailer prices

From $2,602 AUD
As of November 6, 2026
Save $2,102 AUD (45%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,704 AUD at Helzberg Diamonds · As of November 6, 2026
View at Helzberg Diamonds

About this 1.03ct natural cushion diamond

This 1.03ct natural cushion sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2568757880. Listed at 11 retailers as of November 6, 2026, with prices from $2,602 to $4,704, a $2,102 spread on the same certified stone. Helzberg Diamonds lists it at $4,704. 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

1.03
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2568757880
Dimensions6.47 × 5.17 × 3.59 mm
L/W Ratio1.25
Culet sizeNone
Top View
6.47 mm5.17 mm1.03 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2568757880
Side View
Table 60.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 69.4%

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: $4,704 AUD|Low: $2,602 AUD|High: $4,704 AUD|Avg: $3,362 AUD
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 2$2,602 AUD
Retailer 6$2,624 AUD
Retailer 9$2,655 AUD
Retailer 7$2,755 AUD
Retailer 3$2,857 AUD
Retailer 5$2,872 AUD
Retailer 11$3,391 AUD
Retailer 4$3,703 AUD
Retailer 8$4,001 AUD
Retailer 10$4,395 AUD
Helzberg Diamonds$4,704 AUD

4 data points across 11 retailers

11 retailers$2,602 AUD to $4,704 AUD

A
Cheapest Retailer
-
$2,602 AUD
A
Retailer 2
-
$2,624 AUD
View
A
Retailer 3
-
$2,655 AUD
View
A
Retailer 4
-
$2,755 AUD
View
A
Retailer 5
-
$2,857 AUD
View
A
Retailer 6
-
$2,872 AUD
View
B+
Retailer 7
-
$3,391 AUD
View
B+
Retailer 8
-
$3,703 AUD
View
B+
Retailer 9
-
$4,001 AUD
View
B
Retailer 10
-
$4,395 AUD
View
Most Expensive
B+
Helzberg Diamonds
XZRILMONLNOOG · Nov 6
$4,704 AUD
$3,232 USD
View
10 more retailers have this diamond
Prices start from $2,602 AUDSave up to $2,102 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
1.03ct Cushion
$2,602 AUD