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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 $4,013 NZD
$2,254 USD
As of October 26, 2026
Save $5,452 NZD (58%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $9,465 NZD 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 $4,013 to $9,465, a $5,452 spread on the same certified stone. NZ Jewellers lists it at $9,465. 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 26
Current: $9,465 NZD|Low: $3,889 NZD|High: $9,951 NZD|Avg: $5,731 NZD|-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 29, 2026
Retailer 14$4,013 NZD
Retailer 5$4,079 NZD
Retailer 9$4,409 NZD
Retailer 11$4,487 NZD
Retailer 15$4,544 NZD
Retailer 23$4,559 NZD
Retailer 19$4,736 NZD
Retailer 10$4,834 NZD
Retailer 3$4,921 NZD
Retailer 8$4,921 NZD
Retailer 6$5,112 NZD
Retailer 20$5,377 NZD
Retailer 22$5,377 NZD
Retailer 18$5,555 NZD
Retailer 12$5,680 NZD
Retailer 2$5,762 NZD
Retailer 16$5,787 NZD
Retailer 17$5,973 NZD
Retailer 4$6,305 NZD
Retailer 7$6,438 NZD
Retailer 21$6,615 NZD
Retailer 13$9,133 NZD
NZ Jewellers$9,465 NZD

27 data points across 23 retailers

23 retailers$4,013 NZD to $9,465 NZD

A
Cheapest Retailer
-
$4,013 NZD
$2,254 USD
A
Retailer 2
-
$4,079 NZD
HK$17,900 HKD
View
A
Retailer 3
-
$4,409 NZD
$2,476 USD
View
A
Retailer 4
-
$4,487 NZD
$2,520 USD
View
B+
Retailer 5
-
$4,544 NZD
$2,552 USD
View
Final sale: no returns
A
Retailer 6
-
$4,559 NZD
A$3,939 AUD
View
A
Retailer 7
-
$4,736 NZD
$2,660 USD
View
A
Retailer 8
-
$4,834 NZD
$2,715 USD
View
A
Retailer 9
-
$4,921 NZD
$2,764 USD
View
A
Retailer 10
-
$4,921 NZD
$2,764 USD
View
A
Retailer 11
-
$5,112 NZD
$2,871 USD
View
B+
Retailer 12
-
$5,377 NZD
$3,020 USD
View
B+
Retailer 13
-
$5,377 NZD
$3,020 USD
View
B+
Retailer 14
-
$5,555 NZD
$3,120 USD
View
B+
Retailer 15
-
$5,680 NZD
$3,190 USD
View
B+
Retailer 16
-
$5,762 NZD
£2,548 GBP
View
B+
Retailer 17
-
$5,787 NZD
A$5,000 AUD
View
Price last confirmed 25 days ago
B+
Retailer 18
-
$5,973 NZD
€3,195 EUR
View
B+
Retailer 19
-
$6,305 NZD
$3,541 USD
View
B+
Retailer 20
-
$6,438 NZD
$3,616 USD
View
B+
Retailer 21
-
$6,615 NZD
ZAR 60,024 ZAR
View
B
Retailer 22
-
$9,133 NZD
£4,039 GBP
View
Most Expensive
B
NZ Jewellers
20c866cf-c70d-4551-98de-6361941beb2e · Oct 27
$9,465 NZD
$5,316 USD
View
22 more retailers have this diamond
Prices start from $4,013 NZDSave up to $5,452 NZD

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
$4,013 NZD