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Round|Natural|IGI

1.02ct J IF Round Natural Diamond

EX • J/IF • IGI 840642151

Shape and cutting style on the report: Round brilliant

Certificate IGI 840642151

Diamond specifications and retailer prices

From $2,725 CAD
As of November 6, 2026
Save $3,229 CAD (54%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $5,954 CAD at MOH London · As of November 2, 2026
View at MOH London

About this 1.02ct natural round diamond

This 1.02ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 840642151. Listed at 6 retailers as of November 2, 2026, with prices from $2,725 to $5,954, a $3,229 spread on the same certified stone. MOH London lists it at $5,954. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
J
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.4°
Pavilion angle41.5°
OriginNatural
Grading LabIGI
CertificateIGI 840642151
Dimensions6.55 × 6.58 × 3.94 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
6.55 mm6.58 mm1.02 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 840642151
Side View
Table 60.0%Crown 31.4°Girdle: THN-MEDPavilion 41.5°Culet: NoneDepth 60.1%

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: $5,954 CAD|Low: $2,725 CAD|High: $5,986 CAD|Avg: $3,809 CAD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 2$2,725 CAD
Retailer 5$3,142 CAD
Retailer 6$3,349 CAD
Retailer 3$3,638 CAD
Retailer 4$4,212 CAD
MOH London$5,954 CAD

25 data points across 6 retailers

6 retailers$2,725 CAD to $5,954 CAD

A
Cheapest Retailer
-
$2,725 CAD
A
Retailer 2
-
$3,142 CAD
View
A
Retailer 3
-
$3,349 CAD
View
A
Retailer 4
-
$3,638 CAD
View
B+
Retailer 5
-
$4,212 CAD
View
Most Expensive
B
MOH London
B55756786 · Nov 2
$5,954 CAD
£3,357 GBP
View
5 more retailers have this diamond
Prices start from $2,725 CADSave up to $3,229 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
1.02ct Round
$2,725 CAD