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Round|Natural|GIA

1.00ct I VS1 Round Natural Diamond

EX • I/VS1 • GIA 5231719445

Certificate GIA 5231719445

Diamond specifications and retailer prices

From $4,280 NZD
As of November 4, 2026
Save $5,536 NZD (56%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $9,816 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 5231719445. Listed at 25 retailers as of November 4, 2026, with prices from $4,280 to $9,816, a $5,536 spread on the same certified stone. NZ Jewellers lists it at $9,816. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
I
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 5231719445
Dimensions6.30 × 6.35 × 4.03 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Key to symbols
Cloud, Indented Natural, Pinpoint
Top View
6.30 mm6.35 mm1.00 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5231719445
Side View
Table 56.0%Crown 36.5°Girdle: Slightly ThickPavilion 41°Culet: NoneDepth 63.7%

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: $9,816 NZD|Low: $4,234 NZD|High: $9,834 NZD|Avg: $5,842 NZD|-0.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
November 5, 2026
Retailer 8$4,280 NZD
Retailer 15$4,445 NZD
Retailer 9$4,581 NZD
Retailer 4$4,648 NZD
Retailer 3$4,711 NZD
Retailer 23$4,721 NZD
Retailer 21$4,999 NZD
Retailer 6$5,105 NZD
Retailer 16$5,114 NZD
Retailer 11$5,123 NZD
Retailer 19$5,260 NZD
Retailer 20$5,301 NZD
Retailer 13$5,797 NZD
Retailer 12$5,817 NZD
Retailer 14$5,817 NZD
Retailer 22$5,890 NZD
Retailer 10$6,013 NZD
Retailer 7$6,189 NZD
Retailer 18$6,449 NZD
Retailer 5$6,680 NZD
Retailer 2$6,877 NZD
Retailer 17$9,398 NZD
NZ Jewellers$9,816 NZD

22 data points across 23 retailers

25 retailers$4,280 NZD to $9,816 NZD

A
Cheapest Retailer
-
$4,280 NZD
A
Retailer 2
-
$4,445 NZD
View
A
Retailer 3
-
$4,581 NZD
View
A
Retailer 4
-
$4,648 NZD
View
A
Retailer 5
-
$4,711 NZD
View
Final sale: no returns
A
Retailer 6
-
$4,721 NZD
View
A
Retailer 7
-
$4,999 NZD
View
A
Retailer 8
-
$5,105 NZD
View
Retailer 9
-
$5,114 NZD
View
Price last confirmed 7 days ago
A
Retailer 10
-
$5,123 NZD
View
A
Retailer 11
-
$5,260 NZD
View
A
Retailer 12
-
$5,301 NZD
View
A
Retailer 13
-
$5,797 NZD
View
B+
Retailer 14
-
$5,817 NZD
View
B+
Retailer 15
-
$5,817 NZD
View
B+
Retailer 16
-
$5,890 NZD
View
B+
Retailer 17
-
$6,013 NZD
View
B+
Retailer 18
-
$6,189 NZD
View
Retailer 19
-
$6,429 NZD
View
Price last confirmed 32 days ago
B+
Retailer 20
-
$6,449 NZD
View
Retailer 21
-
$6,580 NZD
View
Price last confirmed 13 days ago
B+
Retailer 22
-
$6,680 NZD
View
B+
Retailer 23
-
$6,877 NZD
View
B
Retailer 24
-
$9,398 NZD
View
Most Expensive
B
NZ Jewellers
3ad652a9-8922-4ace-953a-ffc859c8ce27 · Nov 5
$9,816 NZD
$5,518 USD
View
24 more retailers have this diamond
Prices start from $4,280 NZDSave up to $5,536 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
1.00ct Round
$4,280 NZD