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Round|Natural|GIA

1.02ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 1503577729

Certificate GIA 1503577729

Diamond specifications and retailer prices

From $3,620 NZD
As of November 4, 2026
Save $6,555 NZD (64%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $10,175 NZD at NZ Jewellers · As of November 5, 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 1503577729. Listed at 17 retailers as of November 4, 2026, with prices from $3,620 to $10,175, a $6,555 spread on the same certified stone. NZ Jewellers lists it at $10,175. 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
FluorescenceFaint
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1503577729
Dimensions6.44 × 6.48 × 3.99 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Culet sizeNone
Key to symbols
Cloud, Crystal, Twinning Wisp, Feather, Knot, Needle
Top View
6.44 mm6.48 mm1.02 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1503577729
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.7%

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: $5,120 NZD|Low: $3,597 NZD|High: $8,629 NZD|Avg: $4,857 NZD|+2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 6$3,620 NZD
Retailer 7$3,709 NZD
Retailer 2$3,883 NZD
Retailer 8$3,983 NZD
Retailer 3$4,268 NZD
Retailer 9$4,613 NZD
Retailer 10$4,798 NZD
Retailer 1$5,120 NZD
Retailer 5$5,465 NZD
Retailer 4$8,503 NZD

45 data points across 10 retailers

17 retailers$3,620 NZD to $10,175 NZD

A
Cheapest Retailer
-
$3,620 NZD
A
Retailer 2
-
$3,709 NZD
View
Final sale: no returns
A
Retailer 3
-
$3,883 NZD
View
A
Retailer 4
-
$3,983 NZD
View
A
Retailer 5
-
$4,268 NZD
View
A
Retailer 6
-
$4,410 NZD
View
A
Retailer 7
-
$4,613 NZD
View
A
Retailer 8
-
$4,798 NZD
View
A
Retailer 9
-
$5,052 NZD
View
A
Retailer 10
-
$5,052 NZD
View
A
Retailer 11
-
$5,088 NZD
View
A
Retailer 12
-
$5,120 NZD
View
A
Retailer 13
-
$5,230 NZD
View
A
Retailer 14
-
$5,465 NZD
View
B+
Retailer 15
-
$8,503 NZD
View
B
Retailer 16
-
$8,644 NZD
View
Most Expensive
B
NZ Jewellers
329349be-0bb7-4888-8f95-907f7504d5ae · Nov 5
$10,175 NZD
$5,720 USD
View
16 more retailers have this diamond
Prices start from $3,620 NZDSave up to $6,555 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
$3,620 NZD