Radiant|Lab Grown|IGI

1.25ct E IF Radiant Lab Grown Diamond

EX • E/IF • IGI LG817647715

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG817647715

Diamond specifications and retailer prices

From $383 CAD
$274 USD
As of October 30, 2026
Save $1,327 CAD (78%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,710 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.25ct lab-grown radiant diamond

This 1.25ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG817647715 or 817647715. Listed at 15 retailers as of October 29, 2026, with prices from $383 to $1,710, a $1,327 spread on the same certified stone. MOH London lists it at $1,710. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817647715
Dimensions8.24 × 5.16 × 3.45 mm
L/W Ratio1.60
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.24 mm5.16 mm1.25 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817647715
Side View
Table 70.0%Crown 43°Girdle: ThickPavilion 34.1°Culet: NoneDepth 66.9%

Caratlytics Score

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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: Oct 30
Current: $1,710 CAD|Low: $383 CAD|High: $1,774 CAD|Avg: $1,044 CAD|-3.6%
MOH London
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
October 31, 2026
Retailer 3$383 CAD
Retailer 10$573 CAD
Retailer 7$650 CAD
Retailer 6$681 CAD
Retailer 5$723 CAD
Retailer 11$806 CAD
Retailer 9$865 CAD
Retailer 4$1,040 CAD
Retailer 13$1,159 CAD
Retailer 2$1,364 CAD
Retailer 8$1,369 CAD
Retailer 14$1,437 CAD
Retailer 12$1,482 CAD
Retailer 15$1,508 CAD
MOH London$1,710 CAD

24 data points across 15 retailers

15 retailers$383 CAD to $1,710 CAD

A
Cheapest Retailer
-
$383 CAD
$274 USD
Final sale: no returns
A
Retailer 2
-
$573 CAD
$410 USD
View
Retailer 3
-
$650 CAD
$465 USD
View
Price last confirmed 14 days ago
Retailer 4
-
$681 CAD
€464 EUR
View
Price last confirmed 7 days ago
Retailer 5
-
$723 CAD
ZAR 8,365 ZAR
View
Price last confirmed 7 days ago
A
Retailer 6
-
$806 CAD
£454 GBP
View
A
Retailer 7
-
$865 CAD
$619 USD
View
A
Retailer 8
-
$1,040 CAD
A$1,145 AUD
View
B+
Retailer 9
-
$1,159 CAD
$830 USD
View
B+
Retailer 10
-
$1,364 CAD
SGD 1,320 SGD
View
B+
Retailer 11
-
$1,369 CAD
$980 USD
View
B+
Retailer 12
-
$1,437 CAD
$1,029 USD
View
B+
Retailer 13
-
$1,482 CAD
$1,061 USD
View
B+
Retailer 14
-
$1,508 CAD
A$1,661 AUD
View
Most Expensive
B+
MOH London
LG817647715 · Oct 29
$1,710 CAD
£964 GBP
View
14 more retailers have this diamond
Prices start from $383 CADSave up to $1,327 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
1.25ct Radiant
$383 CAD