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Round|Natural|GIA

1.00ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 6561210142

Certificate GIA 6561210142

Diamond specifications and retailer prices

From $3,763 NZD
As of November 6, 2026
Save $6,694 NZD (64%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $10,457 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6561210142. Listed at 20 retailers as of November 5, 2026, with prices from $3,763 to $10,457, a $6,694 spread on the same certified stone. NZ Jewellers lists it at $10,457. 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
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6561210142
Dimensions6.44 × 6.48 × 3.85 mm
L/W Ratio1.01
Girdle conditionFaceted
Key to symbols
Twinning Wisp, Feather, Indented Natural
Top View
6.44 mm6.48 mm1.00 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6561210142
Side View
Table 61.0%Crown 33.5°Girdle: MED-STKPavilion 40.8°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: $10,457 NZD|Low: $3,763 NZD|High: $10,457 NZD|Avg: $5,974 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
November 6, 2026
Retailer 4$3,763 NZD
Retailer 8$3,905 NZD
Retailer 9$4,522 NZD
Retailer 3$4,546 NZD
Retailer 13$4,719 NZD
Retailer 2$4,887 NZD
Retailer 6$5,002 NZD
Retailer 7$5,002 NZD
Retailer 11$5,231 NZD
Retailer 10$5,233 NZD
Retailer 12$5,430 NZD
Retailer 14$5,819 NZD
Retailer 15$8,740 NZD
Retailer 5$8,956 NZD
NZ Jewellers$10,457 NZD

23 data points across 15 retailers

20 retailers$3,763 NZD to $10,457 NZD

A
Cheapest Retailer
-
$3,763 NZD
A
Retailer 2
-
$3,905 NZD
View
A
Retailer 3
-
$4,522 NZD
View
A
Retailer 4
-
$4,546 NZD
View
A
Retailer 5
-
$4,618 NZD
View
Final sale: no returns
A
Retailer 6
-
$4,620 NZD
View
B+
Retailer 7
-
$4,659 NZD
View
A
Retailer 8
-
$4,719 NZD
View
A
Retailer 9
-
$4,887 NZD
View
B+
Retailer 10
-
$5,002 NZD
View
Retailer 11
-
$5,002 NZD
View
Price last confirmed 9 days ago
B+
Retailer 12
-
$5,105 NZD
View
B+
Retailer 13
-
$5,231 NZD
View
B+
Retailer 14
-
$5,233 NZD
View
B+
Retailer 15
-
$5,257 NZD
View
B+
Retailer 16
-
$5,430 NZD
View
B+
Retailer 17
-
$5,819 NZD
View
B
Retailer 18
-
$8,740 NZD
View
Retailer 19
-
$8,956 NZD
View
Price last confirmed 10 days ago
Most Expensive
B
NZ Jewellers
26258ee0-2dd5-48f7-a34f-52c222b25a27 · Nov 5
$10,457 NZD
$5,797 USD
View
19 more retailers have this diamond
Prices start from $3,763 NZDSave up to $6,694 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
$3,763 NZD