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Radiant|Lab Grown|IGI

1.25ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG799644036

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

Certificate IGI LG799644036

Diamond specifications and retailer prices

From $460 CAD
£260 GBP
As of November 2, 2026
Save $2,683 CAD (85%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $3,374 CAD at Rare Carat · As of October 18, 2026
View at Rare Carat

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 LG799644036 or 799644036. Listed at 8 retailers as of November 1, 2026, with a 583% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28.7°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799644036
Dimensions7.48 × 5.12 × 3.74 mm
L/W Ratio1.46
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
7.48 mm5.12 mm1.25 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799644036
Side View
Table 67.0%Crown 28.7°Girdle: Slightly ThickPavilion 38.1°Culet: NoneDepth 73.0%

Caratlytics Score

How it works →
A+
Exceptional
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 2
Current: $3,374 CAD|Low: $370 CAD|High: $4,498 CAD|Avg: $1,542 CAD|+5.3%
Rare Carat
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
Retailer 17
November 2, 2026
Retailer 5$370 CAD
Retailer 9$418 CAD
Retailer 2$460 CAD
Retailer 13$686 CAD
Retailer 4$940 CAD
Retailer 7$1,050 CAD
Retailer 3$1,075 CAD
Retailer 17$1,139 CAD
Retailer 8$1,197 CAD
Retailer 16$1,264 CAD
Retailer 12$1,307 CAD
Retailer 15$1,511 CAD
Retailer 14$1,795 CAD
Retailer 6$2,145 CAD
Retailer 10$2,738 CAD
Retailer 11$3,143 CAD
Rare Carat$3,374 CAD

21 data points across 17 retailers

8 retailers$460 CAD to $3,143 CAD

A+
Cheapest Retailer
-
$460 CAD
£260 GBP
A
Retailer 2
-
$686 CAD
$491 USD
View
B+
Retailer 3
-
$1,307 CAD
$936 USD
View
B+
Retailer 4
-
$1,511 CAD
$1,082 USD
View
B+
Retailer 5
-
$1,795 CAD
£1,012 GBP
View
B
Retailer 6
-
$2,738 CAD
$1,960 USD
View
B
Retailer 7
-
$3,143 CAD
$2,250 USD
View
Most Expensive
Rare Carat
MR-205299 · Oct 18
$3,374 CAD
$2,415 USD
View
Price last confirmed 14 days ago
7 more retailers have this diamond
Prices start from $460 CADSave up to $2,683 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
$460 CAD