Round|Natural|GIA

1.01ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 6525141139

Certificate GIA 6525141139

Diamond specifications and retailer prices

From $4,485 AUD
As of November 6, 2026
Save $4,841 AUD (52%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $9,717 AUD at NZ Jewellers · As of September 19, 2026
View at NZ Jewellers

About this 1.01ct natural round diamond

This 1.01ct natural round sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6525141139. Listed at 27 retailers as of November 2, 2026, with a 108% 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

1.01
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6525141139
Dimensions6.41 × 6.38 × 3.97 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
6.41 mm6.38 mm1.01 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6525141139
Side View
Table 56.0%Crown 36°Girdle: THN-STKPavilion 40.6°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 6
Current: $5,580 AUD|Low: $4,550 AUD|High: $9,438 AUD|Avg: $6,546 AUD|-0.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 7$4,550 AUD
Retailer 2$4,663 AUD
Retailer 10$4,678 AUD
Retailer 1$5,580 AUD
Retailer 11$5,730 AUD
Retailer 3$5,980 AUD
Retailer 4$6,263 AUD
Retailer 6$6,413 AUD
Retailer 5$6,807 AUD
Retailer 9$8,417 AUD
Retailer 8$9,327 AUD

41 data points across 11 retailers

27 retailers$4,485 AUD to $9,327 AUD

A
Cheapest Retailer
-
$4,485 AUD
A
Retailer 2
-
$4,550 AUD
View
B+
Retailer 3
-
$4,663 AUD
View
Final sale: no returns
B+
Retailer 4
-
$4,678 AUD
View
B+
Retailer 5
-
$4,864 AUD
View
Retailer 6
-
$5,053 AUD
View
Price last confirmed 50 days ago
Retailer 7
-
$5,053 AUD
View
Price last confirmed 28 days ago
Retailer 8
-
$5,053 AUD
View
Price last confirmed 29 days ago
B+
Retailer 9
-
$5,061 AUD
View
Retailer 10
-
$5,247 AUD
View
Price last confirmed 38 days ago
B+
Retailer 11
-
$5,500 AUD
View
B+
Retailer 12
-
$5,500 AUD
View
B+
Retailer 13
-
$5,580 AUD
View
B+
Retailer 14
-
$5,685 AUD
View
Retailer 15
-
$5,730 AUD
View
Price last confirmed 28 days ago
B+
Retailer 16
-
$5,730 AUD
View
Retailer 17
-
$5,830 AUD
View
Price last confirmed 28 days ago
Retailer 18
-
$5,830 AUD
View
Price last confirmed 45 days ago
Retailer 19
-
$5,980 AUD
View
Price last confirmed 33 days ago
B+
Retailer 20
-
$6,263 AUD
View
Retailer 21
-
$6,314 AUD
View
Price last confirmed 22 days ago
B+
Retailer 22
-
$6,413 AUD
View
B+
Retailer 23
-
$6,807 AUD
View
Retailer 24
-
$8,417 AUD
View
Price last confirmed 9 days ago
B
Retailer 25
-
$9,327 AUD
View
Retailer 26
-
$9,717 AUD
View
Price last confirmed 39 days ago
Most Expensive
NZ Jewellers
37a89e36-efdf-4afa-ac96-8d390fc205f2 · Sep 19
$9,717 AUD
$6,802 USD
View
Price last confirmed 47 days ago
26 more retailers have this diamond
Prices start from $4,485 AUDSave up to $4,841 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 Round
$4,485 AUD