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Round|Natural|GIA

1.02ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 1513873957

Certificate GIA 1513873957

Diamond specifications and retailer prices

From $4,065 NZD
As of November 4, 2026
Save $4,590 NZD (53%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $11,474 NZD at NZ Jewellers · As of September 25, 2026
View at NZ Jewellers

About this 1.02ct natural round diamond

This 1.02ct 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 1513873957. Listed at 20 retailers as of November 4, 2026, with a 113% 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

1.02
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1513873957
Dimensions6.44 × 6.40 × 4.00 mm
L/W Ratio1.01
Star length45%
Lower girdle80%
Girdle conditionFaceted
Culet sizeNone
Cert comments
Additional clouds are not shown. Pinpoints are not shown.
Top View
6.44 mm6.40 mm1.02 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1513873957
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.3%

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: $5,459 NZD|Low: $3,976 NZD|High: $11,131 NZD|Avg: $5,847 NZD|-18.0%
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 6$4,065 NZD
Retailer 8$4,337 NZD
Retailer 2$4,607 NZD
Retailer 9$4,767 NZD
Retailer 11$4,938 NZD
Retailer 1$5,459 NZD
Retailer 3$5,966 NZD
Retailer 10$6,027 NZD
Retailer 5$6,055 NZD
Retailer 4$8,654 NZD
Retailer 7$9,047 NZD

41 data points across 11 retailers

20 retailers$4,065 NZD to $8,654 NZD

A
Cheapest Retailer
-
$4,065 NZD
A
Retailer 2
-
$4,337 NZD
View
Final sale: no returns
A
Retailer 3
-
$4,607 NZD
View
Retailer 4
-
$4,702 NZD
View
Price last confirmed 21 days ago
Retailer 5
-
$4,702 NZD
View
Price last confirmed 17 days ago
Retailer 6
-
$4,750 NZD
View
Price last confirmed 53 days ago
A
Retailer 7
-
$4,767 NZD
View
Retailer 8
-
$4,881 NZD
View
Price last confirmed 22 days ago
A
Retailer 9
-
$4,938 NZD
View
Retailer 10
-
$5,424 NZD
View
Price last confirmed 19 days ago
A
Retailer 11
-
$5,459 NZD
View
Retailer 12
-
$5,481 NZD
View
Price last confirmed 53 days ago
Retailer 13
-
$5,966 NZD
View
Price last confirmed 43 days ago
Retailer 14
-
$6,027 NZD
View
Price last confirmed 14 days ago
B+
Retailer 15
-
$6,055 NZD
View
B+
Retailer 16
-
$8,654 NZD
View
Retailer 17
-
$9,047 NZD
View
Price last confirmed 9 days ago
Retailer 18
-
$10,848 NZD
View
Price last confirmed 20 days ago
Retailer 19
-
$10,962 NZD
View
Price last confirmed 52 days ago
Most Expensive
NZ Jewellers
28c54338-2e69-40f5-892d-351a9d24b210 · Sep 25
$11,474 NZD
$6,450 USD
View
Price last confirmed 41 days ago
19 more retailers have this diamond
Prices start from $4,065 NZDSave up to $4,590 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
1.02ct Round
$4,065 NZD