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Round|Natural|GIA

1.01ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 2516595059

Certificate GIA 2516595059

Diamond specifications and retailer prices

From $3,165 NZD
As of November 4, 2026
Save $4,051 NZD (56%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $8,633 NZD at NZ Jewellers · As of October 17, 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 2516595059. Listed at 18 retailers as of November 4, 2026, with a 128% 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
FluorescenceStrong
Crown angle32°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 2516595059
Dimensions6.53 × 6.47 × 3.94 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
6.53 mm6.47 mm1.01 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 2516595059
Side View
Table 59.0%Crown 32°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 60.6%

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: $4,403 NZD|Low: $3,165 NZD|High: $7,322 NZD|Avg: $4,374 NZD
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 11$3,165 NZD
Retailer 5$3,319 NZD
Retailer 4$3,622 NZD
Retailer 6$3,691 NZD
Retailer 3$3,810 NZD
Retailer 10$3,851 NZD
Retailer 2$3,896 NZD
Retailer 1$4,403 NZD
Retailer 8$4,461 NZD
Retailer 7$5,123 NZD
Retailer 9$7,215 NZD

28 data points across 11 retailers

18 retailers$3,165 NZD to $7,215 NZD

A
Cheapest Retailer
-
$3,165 NZD
A
Retailer 2
-
$3,319 NZD
View
A
Retailer 3
-
$3,622 NZD
View
A
Retailer 4
-
$3,691 NZD
View
A
Retailer 5
-
$3,810 NZD
View
Final sale: no returns
A
Retailer 6
-
$3,851 NZD
View
A
Retailer 7
-
$3,896 NZD
View
A
Retailer 8
-
$3,954 NZD
View
Retailer 9
-
$4,129 NZD
View
Price last confirmed 21 days ago
Retailer 10
-
$4,129 NZD
View
Price last confirmed 17 days ago
A
Retailer 11
-
$4,252 NZD
View
Retailer 12
-
$4,319 NZD
View
Price last confirmed 22 days ago
A
Retailer 13
-
$4,403 NZD
View
A
Retailer 14
-
$4,461 NZD
View
Retailer 15
-
$4,764 NZD
View
Price last confirmed 19 days ago
A
Retailer 16
-
$5,123 NZD
View
B
Retailer 17
-
$7,215 NZD
View
Most Expensive
NZ Jewellers
14b96735-5840-4dde-8432-30cea7101ad0 · Oct 17
$8,633 NZD
$4,853 USD
View
Price last confirmed 19 days ago
17 more retailers have this diamond
Prices start from $3,165 NZDSave up to $4,051 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
$3,165 NZD