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Round|Natural|GIA

1.02ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 6525545653

Certificate GIA 6525545653

Diamond specifications and retailer prices

From $3,254 AUD
As of November 4, 2026
Save $3,813 AUD (54%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $8,860 AUD at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 1.02ct natural round diamond

This 1.02ct natural round sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6525545653. Listed at 20 retailers as of November 4, 2026, with a 117% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6525545653
Dimensions6.42 × 6.46 × 4.00 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
6.42 mm6.46 mm1.02 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6525545653
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.1%

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 4
Current: $4,460 AUD|Low: $3,254 AUD|High: $7,320 AUD|Avg: $4,595 AUD|+0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 8$3,254 AUD
Retailer 5$3,393 AUD
Retailer 4$3,717 AUD
Retailer 6$3,798 AUD
Retailer 10$3,891 AUD
Retailer 2$3,911 AUD
Retailer 1$4,460 AUD
Retailer 3$4,923 AUD
Retailer 7$7,067 AUD
Retailer 9$7,320 AUD

28 data points across 10 retailers

20 retailers$3,254 AUD to $7,067 AUD

A
Cheapest Retailer
-
$3,254 AUD
A
Retailer 2
-
$3,393 AUD
View
A
Retailer 3
-
$3,717 AUD
View
A
Retailer 4
-
$3,798 AUD
View
A
Retailer 5
-
$3,891 AUD
View
A
Retailer 6
-
$3,911 AUD
View
Final sale: no returns
A
Retailer 7
-
$4,033 AUD
View
Retailer 8
-
$4,238 AUD
View
Price last confirmed 56 days ago
Retailer 9
-
$4,238 AUD
View
Price last confirmed 29 days ago
Retailer 10
-
$4,401 AUD
View
Price last confirmed 38 days ago
B+
Retailer 11
-
$4,441 AUD
View
A
Retailer 12
-
$4,460 AUD
View
B+
Retailer 13
-
$4,530 AUD
View
Retailer 14
-
$4,890 AUD
View
Price last confirmed 60 days ago
Retailer 15
-
$4,890 AUD
View
Price last confirmed 38 days ago
B+
Retailer 16
-
$4,923 AUD
View
B
Retailer 17
-
$7,067 AUD
View
Retailer 18
-
$7,320 AUD
View
Price last confirmed 9 days ago
Retailer 19
-
$8,860 AUD
View
Price last confirmed 57 days ago
Most Expensive
NZ Jewellers
259139ba-c7c6-47e9-97bc-ddaa0f1e93ec · Sep 28
$8,860 AUD
$6,202 USD
View
Price last confirmed 39 days ago
19 more retailers have this diamond
Prices start from $3,254 AUDSave up to $3,813 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 Round
$3,254 AUD