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Radiant|Natural|GIA

1.00ct E SI2 Radiant Natural Diamond

EX • E/SI2 • GIA 5566373230

Certificate GIA 5566373230

Diamond specifications and retailer prices

From $2,664 CAD
As of November 6, 2026
Save $3,592 CAD (57%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $6,256 CAD at MOH London · As of November 4, 2026
View at MOH London

About this 1ct natural radiant diamond

This 1ct natural radiant sits in the classic one-carat band, graded E 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 5566373230. Listed at 9 retailers as of November 4, 2026, with prices from $2,664 to $6,256, a $3,592 spread on the same certified stone. MOH London lists it at $6,256. 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
E
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5566373230
Dimensions6.99 × 5.08 × 3.52 mm
L/W Ratio1.38
Girdle conditionMedium to Slightly Thick
Culet sizeNone
Top View
6.99 mm5.08 mm1.00 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5566373230
Side View
Table 70.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 69.3%

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: $6,256 CAD|Low: $2,664 CAD|High: $6,306 CAD|Avg: $3,955 CAD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 7, 2026
Retailer 6$2,664 CAD
Retailer 4$2,785 CAD
Retailer 8$3,130 CAD
Retailer 7$3,343 CAD
Retailer 2$3,788 CAD
Retailer 3$3,812 CAD
Retailer 5$4,446 CAD
MOH London$6,256 CAD

38 data points across 8 retailers

9 retailers$2,664 CAD to $6,256 CAD

A
Cheapest Retailer
-
$2,664 CAD
A
Retailer 2
-
$2,785 CAD
View
A
Retailer 3
-
$3,130 CAD
View
A
Retailer 4
-
$3,343 CAD
View
B+
Retailer 5
-
$3,788 CAD
View
B+
Retailer 6
-
$3,812 CAD
View
B+
Retailer 7
-
$3,877 CAD
View
B+
Retailer 8
-
$4,446 CAD
View
Most Expensive
B
MOH London
62F2B56C7 · Nov 4
$6,256 CAD
£3,502 GBP
View
8 more retailers have this diamond
Prices start from $2,664 CADSave up to $3,592 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
$2,664 CAD