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Round|Natural|GIA

1.00ct D I1 Round Natural Diamond

EX • D/I1 • GIA 7521708012

Certificate GIA 7521708012

Diamond specifications and retailer prices

From $3,021 NZD
HK$13,300 HKD
As of November 1, 2026
Save $1,890 NZD (38%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $8,256 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 D colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 7521708012. Listed at 10 retailers as of November 1, 2026, with a 63% 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
D
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7521708012
Dimensions6.42 × 6.39 × 3.94 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cavity, Indented Natural, Needle
Top View
6.42 mm6.39 mm1.00 ctD / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 7521708012
Side View
Table 60.0%Crown 35°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.4%

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: $3,183 NZD|Low: $2,998 NZD|High: $4,933 NZD|Avg: $3,780 NZD|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 3$3,021 NZD
Retailer 1$3,183 NZD
Retailer 7$3,692 NZD
Retailer 4$3,726 NZD
Retailer 5$3,779 NZD
Retailer 6$3,950 NZD
Retailer 2$4,911 NZD

44 data points across 7 retailers

10 retailers$3,021 NZD to $4,911 NZD

A
Cheapest Retailer
-
$3,021 NZD
HK$13,300 HKD
A
Retailer 2
-
$3,183 NZD
₹170,836 INR
View
B+
Retailer 3
-
$3,726 NZD
$2,100 USD
View
B+
Retailer 4
-
$3,779 NZD
$2,130 USD
View
Retailer 5
-
$3,950 NZD
$2,226 USD
View
Price last confirmed 17 days ago
Retailer 6
-
$3,950 NZD
$2,226 USD
View
Price last confirmed 13 days ago
Retailer 7
-
$4,131 NZD
$2,328 USD
View
Price last confirmed 17 days ago
Retailer 8
-
$4,556 NZD
$2,568 USD
View
Price last confirmed 14 days ago
B+
Retailer 9
-
$4,911 NZD
€2,636 EUR
View
Most Expensive
NZ Jewellers
49c1ad57-f2eb-43e8-81b9-480ed95fca3e · Oct 17
$8,256 NZD
$4,653 USD
View
Price last confirmed 15 days ago
9 more retailers have this diamond
Prices start from $3,021 NZDSave up to $1,890 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
$3,021 NZD