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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 $3,155 CAD
$2,254 USD
As of October 26, 2026
Save $4,286 CAD (58%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $7,440 CAD at NZ Jewellers · As of October 27, 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 26, 2026, with prices from $3,155 to $7,440, a $4,286 spread on the same certified stone. NZ Jewellers lists it at $7,440. 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
Color
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 26
Current: $7,440 CAD|Low: $3,057 CAD|High: $7,822 CAD|Avg: $4,505 CAD|-4.9%
NZ Jewellers
Retailer 2
Retailer 3
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Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
October 29, 2026
Retailer 14$3,155 CAD
Retailer 5$3,207 CAD
Retailer 9$3,465 CAD
Retailer 11$3,527 CAD
Retailer 15$3,572 CAD
Retailer 23$3,584 CAD
Retailer 19$3,723 CAD
Retailer 10$3,800 CAD
Retailer 3$3,868 CAD
Retailer 8$3,868 CAD
Retailer 6$4,018 CAD
Retailer 20$4,227 CAD
Retailer 22$4,227 CAD
Retailer 18$4,367 CAD
Retailer 12$4,465 CAD
Retailer 2$4,530 CAD
Retailer 16$4,549 CAD
Retailer 17$4,695 CAD
Retailer 4$4,956 CAD
Retailer 7$5,061 CAD
Retailer 21$5,200 CAD
Retailer 13$7,179 CAD
NZ Jewellers$7,440 CAD

27 data points across 23 retailers

23 retailers$3,155 CAD to $7,440 CAD

A
Cheapest Retailer
-
$3,155 CAD
$2,254 USD
A
Retailer 2
-
$3,207 CAD
HK$17,900 HKD
View
A
Retailer 3
-
$3,465 CAD
$2,476 USD
View
A
Retailer 4
-
$3,527 CAD
$2,520 USD
View
B+
Retailer 5
-
$3,572 CAD
$2,552 USD
View
Final sale: no returns
A
Retailer 6
-
$3,584 CAD
A$3,939 AUD
View
A
Retailer 7
-
$3,723 CAD
$2,660 USD
View
A
Retailer 8
-
$3,800 CAD
$2,715 USD
View
A
Retailer 9
-
$3,868 CAD
$2,764 USD
View
A
Retailer 10
-
$3,868 CAD
$2,764 USD
View
A
Retailer 11
-
$4,018 CAD
$2,871 USD
View
B+
Retailer 12
-
$4,227 CAD
$3,020 USD
View
B+
Retailer 13
-
$4,227 CAD
$3,020 USD
View
B+
Retailer 14
-
$4,367 CAD
$3,120 USD
View
B+
Retailer 15
-
$4,465 CAD
$3,190 USD
View
B+
Retailer 16
-
$4,530 CAD
£2,548 GBP
View
B+
Retailer 17
-
$4,549 CAD
A$5,000 AUD
View
Price last confirmed 25 days ago
B+
Retailer 18
-
$4,695 CAD
€3,195 EUR
View
B+
Retailer 19
-
$4,956 CAD
$3,541 USD
View
B+
Retailer 20
-
$5,061 CAD
$3,616 USD
View
B+
Retailer 21
-
$5,200 CAD
ZAR 60,024 ZAR
View
B
Retailer 22
-
$7,179 CAD
£4,039 GBP
View
Most Expensive
B
NZ Jewellers
20c866cf-c70d-4551-98de-6361941beb2e · Oct 27
$7,440 CAD
$5,316 USD
View
22 more retailers have this diamond
Prices start from $3,155 CADSave up to $4,286 CAD

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
$3,155 CAD