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Round|Natural|GIA

1.01ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 6512873962

Certificate GIA 6512873962

Diamond specifications and retailer prices

From $3,757 NZD
As of November 4, 2026
Save $4,762 NZD (56%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $10,193 NZD at NZ Jewellers · As of September 28, 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6512873962. Listed at 20 retailers as of November 4, 2026, with a 127% 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
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6512873962
Dimensions6.40 × 6.35 × 4.02 mm
L/W Ratio1.01
Star length45%
Lower girdle80%
Top View
6.40 mm6.35 mm1.01 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6512873962
Side View
Table 57.0%Crown 34.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 63.1%

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: $5,209 NZD|Low: $3,757 NZD|High: $8,822 NZD|Avg: $5,576 NZD
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$3,757 NZD
Retailer 4$3,908 NZD
Retailer 5$4,367 NZD
Retailer 10$4,501 NZD
Retailer 2$4,508 NZD
Retailer 6$5,129 NZD
Retailer 1$5,209 NZD
Retailer 3$5,662 NZD
Retailer 7$8,519 NZD
Retailer 9$8,788 NZD

34 data points across 10 retailers

20 retailers$3,757 NZD to $8,519 NZD

A
Cheapest Retailer
-
$3,757 NZD
A
Retailer 2
-
$3,908 NZD
View
A
Retailer 3
-
$4,367 NZD
View
A
Retailer 4
-
$4,501 NZD
View
Final sale: no returns
A
Retailer 5
-
$4,508 NZD
View
A
Retailer 6
-
$4,636 NZD
View
Retailer 7
-
$4,876 NZD
View
Price last confirmed 39 days ago
Retailer 8
-
$4,876 NZD
View
Price last confirmed 29 days ago
A
Retailer 9
-
$4,945 NZD
View
A
Retailer 10
-
$4,981 NZD
View
Retailer 11
-
$5,063 NZD
View
Price last confirmed 38 days ago
A
Retailer 12
-
$5,127 NZD
View
A
Retailer 13
-
$5,129 NZD
View
A
Retailer 14
-
$5,209 NZD
View
Retailer 15
-
$5,625 NZD
View
Price last confirmed 38 days ago
B+
Retailer 16
-
$5,662 NZD
View
B
Retailer 17
-
$8,519 NZD
View
Retailer 18
-
$8,788 NZD
View
Price last confirmed 9 days ago
Retailer 19
-
$10,193 NZD
View
Price last confirmed 34 days ago
Most Expensive
NZ Jewellers
1999aaa4-a53a-4f7a-96b6-cbade5087583 · Sep 28
$10,193 NZD
$5,730 USD
View
Price last confirmed 39 days ago
19 more retailers have this diamond
Prices start from $3,757 NZDSave up to $4,762 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
$3,757 NZD