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Round|Natural|GIA

1.00ct F I1 Round Natural Diamond

EX • F/I1 • GIA 2504551405

Certificate GIA 2504551405

Diamond specifications and retailer prices

From $2,533 NZD
$1,425 USD
As of November 1, 2026
Save $5,088 NZD (67%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $7,621 NZD at NZ Jewellers · As of November 2, 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 I1 clarity (included), with a top-tier cut grade and certified by GIA 2504551405. Listed at 12 retailers as of November 1, 2026, with prices from $2,533 to $7,621, a $5,088 spread on the same certified stone. NZ Jewellers lists it at $7,621. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
F
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2504551405
Dimensions6.41 × 6.36 × 3.97 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
6.41 mm6.36 mm1.00 ctF / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2504551405
Side View
Table 56.0%Crown 35°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 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 1
Current: $7,621 NZD|Low: $2,533 NZD|High: $7,962 NZD|Avg: $3,735 NZD|-4.3%
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
November 1, 2026
Retailer 10$2,533 NZD
Retailer 13$2,623 NZD
Retailer 12$2,803 NZD
Retailer 11$2,831 NZD
Retailer 15$2,831 NZD
Retailer 3$2,961 NZD
Retailer 16$3,267 NZD
Retailer 4$3,341 NZD
Retailer 14$3,341 NZD
Retailer 9$3,448 NZD
Retailer 6$3,731 NZD
Retailer 5$4,050 NZD
Retailer 2$4,247 NZD
Retailer 7$4,381 NZD
Retailer 8$4,543 NZD
NZ Jewellers$7,621 NZD

25 data points across 16 retailers

12 retailers$2,533 NZD to $7,621 NZD

A
Cheapest Retailer
-
$2,533 NZD
$1,425 USD
A
Retailer 2
-
$2,623 NZD
$1,476 USD
View
A
Retailer 3
-
$2,803 NZD
$1,577 USD
View
A
Retailer 4
-
$2,831 NZD
$1,593 USD
View
A
Retailer 5
-
$2,831 NZD
$1,593 USD
View
A
Retailer 6
-
$2,961 NZD
$1,666 USD
View
A
Retailer 7
-
$3,267 NZD
$1,838 USD
View
B+
Retailer 8
-
$3,341 NZD
$1,880 USD
View
B+
Retailer 9
-
$3,341 NZD
$1,880 USD
View
B+
Retailer 10
-
$3,448 NZD
$1,940 USD
View
B+
Retailer 11
-
$4,247 NZD
€2,276 EUR
View
Most Expensive
B
NZ Jewellers
2981c1ad-2555-45a5-956b-d7b97c5f533b · Nov 2
$7,621 NZD
$4,288 USD
View
11 more retailers have this diamond
Prices start from $2,533 NZDSave up to $5,088 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
$2,533 NZD