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Radiant|Natural|GIA

1.00ct D SI2 Radiant Natural Diamond

EX • D/SI2 • GIA 2556802377

Certificate GIA 2556802377

Diamond specifications and retailer prices

From $2,253 CAD
As of November 6, 2026
Save $4,072 CAD (64%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,325 CAD 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 2556802377. Listed at 14 retailers as of November 5, 2026, with prices from $2,253 to $6,325, a $4,072 spread on the same certified stone. NZ Jewellers lists it at $6,325. 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
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2556802377
Dimensions6.94 × 4.95 × 3.30 mm
L/W Ratio1.40
Girdle conditionPolished
Culet sizeNone
Key to symbols
Crystal, Cloud
Top View
6.94 mm4.95 mm1.00 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2556802377
Side View
Table 68.0%CrownGirdle: ThickPavilionCulet: NoneDepth 66.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $6,325 CAD|Low: $2,253 CAD|High: $6,498 CAD|Avg: $3,496 CAD|-2.7%
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
November 7, 2026
Retailer 8$2,253 CAD
Retailer 14$2,391 CAD
Retailer 7$2,703 CAD
Retailer 12$2,733 CAD
Retailer 11$3,026 CAD
Retailer 6$3,066 CAD
Retailer 3$3,165 CAD
Retailer 9$3,220 CAD
Retailer 2$3,286 CAD
Retailer 4$3,348 CAD
Retailer 5$3,491 CAD
Retailer 10$3,855 CAD
Retailer 13$5,285 CAD
NZ Jewellers$6,325 CAD

23 data points across 14 retailers

14 retailers$2,253 CAD to $6,325 CAD

A
Cheapest Retailer
-
$2,253 CAD
A
Retailer 2
-
$2,391 CAD
View
Final sale: no returns
A
Retailer 3
-
$2,703 CAD
View
A
Retailer 4
-
$2,733 CAD
View
A
Retailer 5
-
$3,026 CAD
View
Retailer 6
-
$3,066 CAD
View
Price last confirmed 9 days ago
A
Retailer 7
-
$3,165 CAD
View
A
Retailer 8
-
$3,220 CAD
View
A
Retailer 9
-
$3,286 CAD
View
A
Retailer 10
-
$3,348 CAD
View
A
Retailer 11
-
$3,491 CAD
View
B+
Retailer 12
-
$3,855 CAD
View
B+
Retailer 13
-
$5,285 CAD
View
Most Expensive
B
NZ Jewellers
831279fb-7ab0-4cbb-8523-a05ce6f13ea7 · Nov 5
$6,325 CAD
$4,497 USD
View
13 more retailers have this diamond
Prices start from $2,253 CADSave up to $4,072 CAD

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
$2,253 CAD