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Radiant|Natural|GIA

1.00ct D SI2 Radiant Natural Diamond

EX • D/SI2 • GIA 2556703636

Certificate GIA 2556703636

Diamond specifications and retailer prices

From $2,493 NZD
As of November 6, 2026
Save $5,673 NZD (69%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $8,166 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural radiant diamond

This 1ct natural radiant sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2556703636. Listed at 13 retailers as of November 5, 2026, with prices from $2,493 to $8,166, a $5,673 spread on the same certified stone. NZ Jewellers lists it at $8,166. 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 (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 2556703636
Dimensions6.72 × 4.92 × 3.44 mm
L/W Ratio1.37
Girdle conditionPolished
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Feather, Indented Natural
Top View
6.72 mm4.92 mm1.00 ctD / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 2556703636
Side View
Table 70.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 70.0%

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: $8,166 NZD|Low: $2,493 NZD|High: $8,361 NZD|Avg: $4,115 NZD|-2.3%
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
November 7, 2026
Retailer 7$2,493 NZD
Retailer 12$2,639 NZD
Retailer 11$3,052 NZD
Retailer 6$3,308 NZD
Retailer 10$3,348 NZD
Retailer 5$3,402 NZD
Retailer 13$3,503 NZD
Retailer 2$3,635 NZD
Retailer 9$3,693 NZD
Retailer 3$3,864 NZD
Retailer 8$4,548 NZD
Retailer 4$5,958 NZD
NZ Jewellers$8,166 NZD

27 data points across 13 retailers

13 retailers$2,493 NZD to $8,166 NZD

A
Cheapest Retailer
-
$2,493 NZD
A
Retailer 2
-
$2,639 NZD
View
Final sale: no returns
A
Retailer 3
-
$3,052 NZD
View
A
Retailer 4
-
$3,308 NZD
View
A
Retailer 5
-
$3,348 NZD
View
Retailer 6
-
$3,402 NZD
View
Price last confirmed 9 days ago
A
Retailer 7
-
$3,503 NZD
View
A
Retailer 8
-
$3,635 NZD
View
A
Retailer 9
-
$3,693 NZD
View
A
Retailer 10
-
$3,864 NZD
View
A
Retailer 11
-
$4,548 NZD
View
B+
Retailer 12
-
$5,958 NZD
View
Most Expensive
B
NZ Jewellers
de370069-1a6f-4651-b937-47086b40d709 · Nov 5
$8,166 NZD
$4,527 USD
View
12 more retailers have this diamond
Prices start from $2,493 NZDSave up to $5,673 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 Radiant
$2,493 NZD