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Round|Natural|GIA

1.01ct E SI1 Round Natural Diamond

VG • E/SI1 • GIA 1539339166

Certificate GIA 1539339166

Diamond specifications and retailer prices

From $3,209 AUD
$2,254 USD
As of October 30, 2026
Save $4,359 AUD (58%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $7,568 AUD at NZ Jewellers · As of October 30, 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 very-good cut grade and certified by GIA 1539339166. Listed at 23 retailers as of October 30, 2026, with prices from $3,209 to $7,568, a $4,359 spread on the same certified stone. NZ Jewellers lists it at $7,568. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.01
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38°
Pavilion angle40.2°
OriginNatural
Grading LabGIA
CertificateGIA 1539339166
Dimensions6.18 × 6.22 × 4.02 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.18 mm6.22 mm1.01 ctE / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1539339166
Side View
Table 57.0%Crown 38°Girdle: ThickPavilion 40.2°Culet: NoneDepth 64.8%

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: Oct 30
Current: $7,568 AUD|Low: $3,109 AUD|High: $7,957 AUD|Avg: $4,576 AUD|-4.9%
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
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
October 30, 2026
Retailer 14$3,209 AUD
Retailer 5$3,262 AUD
Retailer 9$3,525 AUD
Retailer 11$3,587 AUD
Retailer 15$3,633 AUD
Retailer 23$3,645 AUD
Retailer 19$3,787 AUD
Retailer 10$3,865 AUD
Retailer 3$3,935 AUD
Retailer 8$3,935 AUD
Retailer 6$4,087 AUD
Retailer 20$4,299 AUD
Retailer 22$4,299 AUD
Retailer 18$4,442 AUD
Retailer 12$4,541 AUD
Retailer 13$4,621 AUD
Retailer 16$4,627 AUD
Retailer 2$4,783 AUD
Retailer 4$5,041 AUD
Retailer 7$5,148 AUD
Retailer 21$5,289 AUD
Retailer 17$7,302 AUD
NZ Jewellers$7,568 AUD

26 data points across 23 retailers

23 retailers$3,209 AUD to $7,568 AUD

A
Cheapest Retailer
-
$3,209 AUD
$2,254 USD
A
Retailer 2
-
$3,262 AUD
HK$17,900 HKD
View
A
Retailer 3
-
$3,525 AUD
$2,476 USD
View
A
Retailer 4
-
$3,587 AUD
$2,520 USD
View
B+
Retailer 5
-
$3,633 AUD
$2,552 USD
View
Final sale: no returns
A
Retailer 6
-
$3,645 AUD
View
A
Retailer 7
-
$3,787 AUD
$2,660 USD
View
A
Retailer 8
-
$3,865 AUD
$2,715 USD
View
A
Retailer 9
-
$3,935 AUD
$2,764 USD
View
A
Retailer 10
-
$3,935 AUD
$2,764 USD
View
A
Retailer 11
-
$4,087 AUD
$2,871 USD
View
B+
Retailer 12
-
$4,299 AUD
$3,020 USD
View
B+
Retailer 13
-
$4,299 AUD
$3,020 USD
View
B+
Retailer 14
-
$4,442 AUD
$3,120 USD
View
B+
Retailer 15
-
$4,541 AUD
$3,190 USD
View
B+
Retailer 16
-
$4,621 AUD
£2,556 GBP
View
Retailer 17
-
$4,627 AUD
View
Price last confirmed 27 days ago
B+
Retailer 18
-
$4,783 AUD
€3,200 EUR
View
Retailer 19
-
$5,041 AUD
$3,541 USD
View
Price last confirmed 8 days ago
B+
Retailer 20
-
$5,148 AUD
$3,616 USD
View
B+
Retailer 21
-
$5,289 AUD
ZAR 60,024 ZAR
View
B
Retailer 22
-
$7,302 AUD
£4,039 GBP
View
Most Expensive
B
NZ Jewellers
20c866cf-c70d-4551-98de-6361941beb2e · Oct 30
$7,568 AUD
$5,316 USD
View
22 more retailers have this diamond
Prices start from $3,209 AUDSave up to $4,359 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
$3,209 AUD