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Round|Natural|GIA

1.03ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 6435443395

Certificate GIA 6435443395

Diamond specifications and retailer prices

From $2,581 NZD
As of October 31, 2026
Save $6,143 NZD (70%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $8,724 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.03ct natural round diamond

This 1.03ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6435443395. Listed at 18 retailers as of October 31, 2026, with prices from $2,581 to $8,724, a $6,143 spread on the same certified stone. NZ Jewellers lists it at $8,724. 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

1.03
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6435443395
Dimensions6.53 × 6.50 × 3.99 mm
L/W Ratio1.00
Top View
6.53 mm6.50 mm1.03 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6435443395
Side View
Table 59.0%Crown 32°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 61.3%

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: Oct 31
Current: $3,613 NZD|Low: $2,572 NZD|High: $6,340 NZD|Avg: $3,687 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 7$2,581 NZD
Retailer 8$2,595 NZD
Retailer 10$3,232 NZD
Retailer 2$3,302 NZD
Retailer 11$3,327 NZD
Retailer 9$3,410 NZD
Retailer 1$3,613 NZD
Retailer 3$3,741 NZD
Retailer 4$3,839 NZD
Retailer 6$4,364 NZD
Retailer 5$6,247 NZD

44 data points across 11 retailers

18 retailers$2,581 NZD to $8,724 NZD

A
Cheapest Retailer
-
$2,581 NZD
A
Retailer 2
-
$2,595 NZD
View
A
Retailer 3
-
$3,136 NZD
View
A
Retailer 4
-
$3,232 NZD
View
A
Retailer 5
-
$3,302 NZD
View
Final sale: no returns
A
Retailer 6
-
$3,327 NZD
View
A
Retailer 7
-
$3,410 NZD
View
A
Retailer 8
-
$3,501 NZD
View
A
Retailer 9
-
$3,577 NZD
View
Retailer 10
-
$3,577 NZD
View
Price last confirmed 8 days ago
A
Retailer 11
-
$3,613 NZD
View
A
Retailer 12
-
$3,741 NZD
View
A
Retailer 13
-
$3,821 NZD
View
A
Retailer 14
-
$3,839 NZD
View
B+
Retailer 15
-
$4,127 NZD
View
A
Retailer 16
-
$4,364 NZD
View
B+
Retailer 17
-
$6,247 NZD
View
Most Expensive
B
NZ Jewellers
ae6a3d35-d18a-4c9c-8b6a-2d89eccf02e4 · Nov 5
$8,724 NZD
$4,904 USD
View
17 more retailers have this diamond
Prices start from $2,581 NZDSave up to $6,143 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
1.03ct Round
$2,581 NZD