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Round|Natural|IGI

1.03ct F VS1 Round Natural Diamond

EX • F/VS1 • IGI 816642433

Shape and cutting style on the report: Round brilliant

Certificate IGI 816642433

Diamond specifications and retailer prices

From $5,558 NZD
As of November 2, 2026
Save $6,707 NZD (55%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $12,265 NZD at NZ Jewellers · As of September 21, 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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 816642433. Listed at 18 retailers as of November 2, 2026, with a 121% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabIGI
CertificateIGI 816642433
Dimensions6.45 × 6.49 × 4.03 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.45 mm6.49 mm1.03 ctF / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 816642433
Side View
Table 58.0%Crown 35°Girdle: MediumPavilion 41.4°CuletDepth 62.2%

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 2
Current: $6,593 NZD|Low: $5,545 NZD|High: $11,899 NZD|Avg: $7,449 NZD|-1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 7, 2026
Retailer 7$5,558 NZD
Retailer 10$6,195 NZD
Retailer 9$6,496 NZD
Retailer 1$6,593 NZD
Retailer 2$6,729 NZD
Retailer 4$7,198 NZD
Retailer 6$8,098 NZD
Retailer 8$8,127 NZD
Retailer 5$8,592 NZD
Retailer 3$11,711 NZD

31 data points across 10 retailers

18 retailers$5,558 NZD to $12,265 NZD

A
Cheapest Retailer
-
$5,558 NZD
A
Retailer 2
-
$6,023 NZD
View
A
Retailer 3
-
$6,195 NZD
View
A
Retailer 4
-
$6,496 NZD
View
Final sale: no returns
A
Retailer 5
-
$6,593 NZD
View
A
Retailer 6
-
$6,729 NZD
View
Retailer 7
-
$7,041 NZD
View
Price last confirmed 51 days ago
A
Retailer 8
-
$7,041 NZD
View
A
Retailer 9
-
$7,041 NZD
View
Retailer 10
-
$7,041 NZD
View
Price last confirmed 9 days ago
A
Retailer 11
-
$7,198 NZD
View
B+
Retailer 12
-
$8,098 NZD
View
Retailer 13
-
$8,123 NZD
View
Price last confirmed 46 days ago
B+
Retailer 14
-
$8,123 NZD
View
B+
Retailer 15
-
$8,592 NZD
View
B
Retailer 16
-
$11,711 NZD
View
B
Retailer 17
-
$12,265 NZD
View
Most Expensive
NZ Jewellers
71e2a8a3-f5ed-46f4-b1d1-ac643312a9cd · Sep 21
$12,265 NZD
$6,799 USD
View
Price last confirmed 46 days ago
17 more retailers have this diamond
Prices start from $5,558 NZDSave up to $6,707 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
$5,558 NZD