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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 $1,944 CAD
As of November 6, 2026
Save $4,424 CAD (69%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $6,368 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 2556703636. Listed at 13 retailers as of November 5, 2026, with prices from $1,944 to $6,368, a $4,424 spread on the same certified stone. NZ Jewellers lists it at $6,368. 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
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: $6,368 CAD|Low: $1,944 CAD|High: $6,520 CAD|Avg: $3,209 CAD|-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$1,944 CAD
Retailer 12$2,058 CAD
Retailer 11$2,380 CAD
Retailer 6$2,580 CAD
Retailer 10$2,611 CAD
Retailer 5$2,653 CAD
Retailer 13$2,732 CAD
Retailer 2$2,834 CAD
Retailer 9$2,879 CAD
Retailer 3$3,013 CAD
Retailer 8$3,546 CAD
Retailer 4$4,646 CAD
NZ Jewellers$6,368 CAD

27 data points across 13 retailers

13 retailers$1,944 CAD to $6,368 CAD

A
Cheapest Retailer
-
$1,944 CAD
A
Retailer 2
-
$2,058 CAD
View
Final sale: no returns
A
Retailer 3
-
$2,380 CAD
View
A
Retailer 4
-
$2,580 CAD
View
A
Retailer 5
-
$2,611 CAD
View
Retailer 6
-
$2,653 CAD
View
Price last confirmed 9 days ago
A
Retailer 7
-
$2,732 CAD
View
A
Retailer 8
-
$2,834 CAD
View
A
Retailer 9
-
$2,879 CAD
View
A
Retailer 10
-
$3,013 CAD
View
A
Retailer 11
-
$3,546 CAD
View
B+
Retailer 12
-
$4,646 CAD
View
Most Expensive
B
NZ Jewellers
de370069-1a6f-4651-b937-47086b40d709 · Nov 5
$6,368 CAD
$4,527 USD
View
12 more retailers have this diamond
Prices start from $1,944 CADSave up to $4,424 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
$1,944 CAD