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Round|Natural|GIA

1.00ct I VS1 Round Natural Diamond

EX • I/VS1 • GIA 1242015511

Certificate GIA 1242015511

Diamond specifications and retailer prices

From $3,962 NZD
As of November 4, 2026
Save $4,992 NZD (56%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $9,533 NZD at NZ Jewellers · As of October 17, 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 1242015511. Listed at 11 retailers as of November 4, 2026, with a 126% 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

1.00
Carat
I
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1242015511
Dimensions6.31 × 6.36 × 3.97 mm
L/W Ratio1.01
Key to symbols
Crystal, Cloud, Pinpoint, Natural
Top View
6.31 mm6.36 mm1.00 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1242015511
Side View
Table 57.0%CrownGirdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.7%

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: $8,953 NZD|Low: $3,962 NZD|High: $9,684 NZD|Avg: $5,861 NZD|-7.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 4, 2026
Retailer 5$3,962 NZD
Retailer 2$4,600 NZD
Retailer 4$4,833 NZD
Retailer 8$5,472 NZD
Retailer 6$5,563 NZD
Retailer 9$5,639 NZD
Retailer 3$6,134 NZD
Retailer 7$8,293 NZD
Retailer 1$8,953 NZD

41 data points across 9 retailers

11 retailers$3,962 NZD to $8,953 NZD

A
Cheapest Retailer
-
$3,962 NZD
A
Retailer 2
-
$4,600 NZD
View
A
Retailer 3
-
$4,833 NZD
View
Retailer 4
-
$5,472 NZD
View
Price last confirmed 16 days ago
Retailer 5
-
$5,563 NZD
View
Price last confirmed 10 days ago
B+
Retailer 6
-
$5,639 NZD
View
Retailer 7
-
$5,735 NZD
View
Price last confirmed 21 days ago
B+
Retailer 8
-
$6,134 NZD
View
Retailer 9
-
$8,293 NZD
View
Price last confirmed 15 days ago
B
Retailer 10
-
$8,953 NZD
View
Most Expensive
NZ Jewellers
a9ac2355-826d-4469-8702-f25364f15cf1 · Oct 17
$9,533 NZD
$5,359 USD
View
Price last confirmed 19 days ago
10 more retailers have this diamond
Prices start from $3,962 NZDSave up to $4,992 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
$3,962 NZD