Radiant|Lab Grown|IGI

1.25ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG839684869

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

Certificate IGI LG839684869

Diamond specifications and retailer prices

From $532 CAD
$381 USD
As of October 27, 2026
Save $4,008 CAD (88%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $4,540 CAD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG839684869 or 839684869. Listed at 23 retailers as of October 27, 2026, with prices from $532 to $4,540, a $4,008 spread on the same certified stone. Brilliant Earth lists it at $4,540. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.4°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839684869
Dimensions7.58 × 5.28 × 3.62 mm
L/W Ratio1.44
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.58 mm5.28 mm1.25 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839684869
Side View
Table 66.0%Crown 40.4°Girdle: MED-STKPavilion 34.6°Culet: NoneDepth 68.6%

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 27
Current: $4,540 CAD|Low: $532 CAD|High: $4,540 CAD|Avg: $1,567 CAD
Brilliant Earth
Retailer 2
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October 27, 2026
Retailer 3$532 CAD
Retailer 23$596 CAD
Retailer 5$659 CAD
Retailer 6$659 CAD
Retailer 8$665 CAD
Retailer 21$683 CAD
Retailer 19$866 CAD
Retailer 14$944 CAD
Retailer 20$1,011 CAD
Retailer 10$1,048 CAD
Retailer 22$1,088 CAD
Retailer 18$1,116 CAD
Retailer 2$1,187 CAD
Retailer 12$1,200 CAD
Retailer 9$1,437 CAD
Retailer 7$2,120 CAD
Retailer 17$2,168 CAD
Retailer 11$2,174 CAD
Retailer 15$2,410 CAD
Retailer 4$2,474 CAD
Retailer 13$2,581 CAD
Retailer 16$3,008 CAD
Retailer 24$3,379 CAD
Brilliant Earth$4,540 CAD

22 data points across 24 retailers

23 retailers$532 CAD to $4,540 CAD

A
Cheapest Retailer
-
$532 CAD
$381 USD
Retailer 2
-
$596 CAD
$427 USD
View
Price last confirmed 8 days ago
Retailer 3
-
$659 CAD
$472 USD
View
Price last confirmed 7 days ago
Retailer 4
-
$659 CAD
$472 USD
View
Price last confirmed 7 days ago
Retailer 5
-
$683 CAD
£385 GBP
View
Price last confirmed 16 days ago
A
Retailer 6
-
$866 CAD
$620 USD
View
A
Retailer 7
-
$944 CAD
$676 USD
View
Retailer 8
-
$1,011 CAD
€689 EUR
View
Price last confirmed 9 days ago
Retailer 9
-
$1,048 CAD
$750 USD
View
Price last confirmed 7 days ago
B+
Retailer 10
-
$1,088 CAD
$779 USD
View
Retailer 11
-
$1,116 CAD
ZAR 12,906 ZAR
View
Price last confirmed 9 days ago
B+
Retailer 12
-
$1,187 CAD
£669 GBP
View
B+
Retailer 13
-
$1,200 CAD
$859 USD
View
B+
Retailer 14
-
$1,437 CAD
$1,029 USD
View
Retailer 15
-
$2,120 CAD
$1,518 USD
View
Price last confirmed 7 days ago
B
Retailer 16
-
$2,168 CAD
View
B
Retailer 17
-
$2,174 CAD
$1,556 USD
View
B
Retailer 18
-
$2,410 CAD
$1,725 USD
View
Retailer 19
-
$2,474 CAD
$1,771 USD
View
Price last confirmed 8 days ago
B
Retailer 20
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$2,581 CAD
£1,455 GBP
View
B
Retailer 21
-
$3,008 CAD
$2,153 USD
View
Retailer 22
-
$3,379 CAD
$2,419 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
22182368A · Oct 28
$4,540 CAD
$3,250 USD
View
22 more retailers have this diamond
Prices start from $532 CADSave up to $4,008 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
$532 CAD