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Round|Natural|GIA

1.00ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 5202477736

Certificate GIA 5202477736

Diamond specifications and retailer prices

From $3,734 NZD
As of November 6, 2026
Save $6,564 NZD (64%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $10,298 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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5202477736. Listed at 21 retailers as of November 5, 2026, with prices from $3,734 to $10,298, a $6,564 spread on the same certified stone. NZ Jewellers lists it at $10,298. 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
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 5202477736
Dimensions6.37 × 6.34 × 4.00 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
6.37 mm6.34 mm1.00 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5202477736
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.1%

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: $10,298 NZD|Low: $3,711 NZD|High: $10,298 NZD|Avg: $5,378 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
Retailer 18
Retailer 19
November 6, 2026
Retailer 17$3,734 NZD
Retailer 3$3,892 NZD
Retailer 6$3,915 NZD
Retailer 9$4,063 NZD
Retailer 15$4,074 NZD
Retailer 18$4,380 NZD
Retailer 10$4,463 NZD
Retailer 8$4,668 NZD
Retailer 2$4,712 NZD
Retailer 4$4,876 NZD
Retailer 7$5,123 NZD
Retailer 11$5,123 NZD
Retailer 19$5,148 NZD
Retailer 12$5,152 NZD
Retailer 5$5,283 NZD
Retailer 13$5,723 NZD
Retailer 16$7,094 NZD
Retailer 14$8,606 NZD
NZ Jewellers$10,298 NZD

30 data points across 19 retailers

21 retailers$3,734 NZD to $10,298 NZD

A
Cheapest Retailer
-
$3,734 NZD
A
Retailer 2
-
$3,892 NZD
View
A
Retailer 3
-
$3,915 NZD
View
A
Retailer 4
-
$3,940 NZD
View
A
Retailer 5
-
$4,063 NZD
View
Final sale: no returns
A
Retailer 6
-
$4,074 NZD
View
A
Retailer 7
-
$4,380 NZD
View
A
Retailer 8
-
$4,463 NZD
View
A
Retailer 9
-
$4,668 NZD
View
A
Retailer 10
-
$4,712 NZD
View
A
Retailer 11
-
$4,876 NZD
View
A
Retailer 12
-
$5,123 NZD
View
A
Retailer 13
-
$5,123 NZD
View
A
Retailer 14
-
$5,148 NZD
View
A
Retailer 15
-
$5,152 NZD
View
A
Retailer 16
-
$5,283 NZD
View
B+
Retailer 17
-
$5,723 NZD
View
Retailer 18
-
$5,952 NZD
View
Price last confirmed 38 days ago
B
Retailer 19
-
$7,094 NZD
View
B
Retailer 20
-
$8,606 NZD
View
Most Expensive
B
NZ Jewellers
329a9ec0-7336-4565-aaca-b918f00a0438 · Nov 5
$10,298 NZD
$5,789 USD
View
20 more retailers have this diamond
Prices start from $3,734 NZDSave up to $6,564 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
$3,734 NZD