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Round|Natural|GIA

1.00ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 2567386401

Certificate GIA 2567386401

Diamond specifications and retailer prices

From $4,524 NZD
As of November 6, 2026
Save $5,956 NZD (57%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $10,481 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2567386401. Listed at 24 retailers as of November 5, 2026, with prices from $4,524 to $10,481, a $5,956 spread on the same certified stone. NZ Jewellers lists it at $10,481. 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

1.00
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle32.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2567386401
Dimensions6.46 × 6.51 × 3.86 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Pinpoint, Indented Natural
Top View
6.46 mm6.51 mm1.00 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2567386401
Side View
Table 61.0%Crown 32.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 59.6%

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 6
Current: $10,481 NZD|Low: $4,524 NZD|High: $10,481 NZD|Avg: $6,915 NZD
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
November 6, 2026
Retailer 17$4,524 NZD
Retailer 2$4,703 NZD
Retailer 9$5,493 NZD
Retailer 3$5,565 NZD
Retailer 15$5,684 NZD
Retailer 10$5,756 NZD
Retailer 5$6,016 NZD
Retailer 7$6,016 NZD
Retailer 12$6,149 NZD
Retailer 6$6,247 NZD
Retailer 11$6,305 NZD
Retailer 8$6,941 NZD
Retailer 13$7,001 NZD
Retailer 14$7,342 NZD
Retailer 4$9,793 NZD
Retailer 16$10,059 NZD
NZ Jewellers$10,481 NZD

22 data points across 17 retailers

24 retailers$4,524 NZD to $10,481 NZD

A
Cheapest Retailer
-
$4,524 NZD
A
Retailer 2
-
$4,703 NZD
View
B+
Retailer 3
-
$5,385 NZD
View
B+
Retailer 4
-
$5,468 NZD
View
B+
Retailer 5
-
$5,493 NZD
View
B+
Retailer 6
-
$5,552 NZD
View
Final sale: no returns
B+
Retailer 7
-
$5,565 NZD
View
B+
Retailer 8
-
$5,565 NZD
View
B+
Retailer 9
-
$5,684 NZD
View
B+
Retailer 10
-
$5,756 NZD
View
B+
Retailer 11
-
$6,016 NZD
View
Retailer 12
-
$6,016 NZD
View
Price last confirmed 9 days ago
B+
Retailer 13
-
$6,061 NZD
View
B+
Retailer 14
-
$6,149 NZD
View
B+
Retailer 15
-
$6,247 NZD
View
B+
Retailer 16
-
$6,274 NZD
View
B+
Retailer 17
-
$6,305 NZD
View
Retailer 18
-
$6,449 NZD
View
Price last confirmed 34 days ago
B+
Retailer 19
-
$6,941 NZD
View
B+
Retailer 20
-
$7,001 NZD
View
B+
Retailer 21
-
$7,342 NZD
View
Retailer 22
-
$9,793 NZD
View
Price last confirmed 10 days ago
B
Retailer 23
-
$10,059 NZD
View
Most Expensive
B
NZ Jewellers
ae5a5c0c-0bba-4116-9fc5-29900e583efa · Nov 5
$10,481 NZD
$5,810 USD
View
23 more retailers have this diamond
Prices start from $4,524 NZDSave up to $5,956 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
$4,524 NZD