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Radiant|Natural|GIA

1.01ct E SI1 Radiant Natural Diamond

ID • E/SI1 • GIA 2544406259

Certificate GIA 2544406259

Diamond specifications and retailer prices

From $2,855 CAD
$2,040 USD
As of October 28, 2026
Save $3,951 CAD (58%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $6,806 CAD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.01ct natural radiant diamond

This 1.01ct natural radiant sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2544406259. Listed at 17 retailers as of October 27, 2026, with prices from $2,855 to $6,806, a $3,951 spread on the same certified stone. NZ Jewellers lists it at $6,806. 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

1.01
Carat
E
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.08°
OriginNatural
Grading LabGIA
CertificateGIA 2544406259
Dimensions7.05 × 5.09 × 3.44 mm
L/W Ratio1.39
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
7.05 mm5.09 mm1.01 ctE / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2544406259
Side View
Table 68.0%Crown 43.08°Girdle: MED-STKPavilionCulet: NoneDepth 67.5%

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: Oct 28
Current: $6,806 CAD|Low: $2,855 CAD|High: $7,575 CAD|Avg: $3,996 CAD|-10.1%
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
October 29, 2026
Retailer 5$2,855 CAD
Retailer 3$2,942 CAD
Retailer 4$3,005 CAD
Retailer 14$3,160 CAD
Retailer 9$3,194 CAD
Retailer 7$3,254 CAD
Retailer 8$3,255 CAD
Retailer 15$3,255 CAD
Retailer 6$3,407 CAD
Retailer 16$3,451 CAD
Retailer 2$3,562 CAD
Retailer 12$3,757 CAD
Retailer 13$3,965 CAD
Retailer 11$4,060 CAD
Retailer 10$5,734 CAD
NZ Jewellers$6,806 CAD

22 data points across 16 retailers

17 retailers$2,855 CAD to $6,806 CAD

A
Cheapest Retailer
-
$2,855 CAD
$2,040 USD
A
Retailer 2
-
$2,942 CAD
$2,102 USD
View
A
Retailer 3
-
$3,005 CAD
$2,147 USD
View
Final sale: no returns
A
Retailer 4
-
$3,160 CAD
$2,258 USD
View
A
Retailer 5
-
$3,194 CAD
£1,797 GBP
View
A
Retailer 6
-
$3,254 CAD
$2,325 USD
View
A
Retailer 7
-
$3,255 CAD
$2,326 USD
View
A
Retailer 8
-
$3,255 CAD
$2,326 USD
View
A
Retailer 9
-
$3,407 CAD
$2,434 USD
View
A
Retailer 10
-
$3,451 CAD
$2,466 USD
View
A
Retailer 11
-
$3,562 CAD
£2,004 GBP
View
A
Retailer 12
-
$3,757 CAD
$2,684 USD
View
B+
Retailer 13
-
$3,965 CAD
ZAR 45,761 ZAR
View
B+
Retailer 14
-
$4,060 CAD
€2,763 EUR
View
B+
Retailer 15
-
$4,265 CAD
A$4,689 AUD
View
Price last confirmed 21 days ago
B+
Retailer 16
-
$5,734 CAD
£3,226 GBP
View
Most Expensive
B
NZ Jewellers
da758dcd-53a5-482c-ad48-fa3e6551e3dd · Oct 27
$6,806 CAD
$4,863 USD
View
16 more retailers have this diamond
Prices start from $2,855 CADSave up to $3,951 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
1.01ct Radiant
$2,855 CAD