Radiant|Lab Grown|IGI

1.20ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG844621782

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

Certificate IGI LG844621782

Diamond specifications and retailer prices

From $513 CAD
$367 USD
As of October 27, 2026
Save $3,846 CAD (88%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $4,358 CAD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.2ct lab-grown radiant diamond

This 1.2ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG844621782 or 844621782. Listed at 23 retailers as of October 27, 2026, with prices from $513 to $4,358, a $3,846 spread on the same certified stone. Brilliant Earth lists it at $4,358. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.3°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844621782
Dimensions7.62 × 5.19 × 3.51 mm
L/W Ratio1.47
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
7.62 mm5.19 mm1.20 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844621782
Side View
Table 67.0%Crown 41.3°Girdle: MED-STKPavilion 35.1°Culet: NoneDepth 67.6%

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: $845 CAD|Low: $513 CAD|High: $3,244 CAD|Avg: $1,469 CAD
Retailer 1
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Retailer 23
October 28, 2026
Retailer 7$513 CAD
Retailer 19$594 CAD
Retailer 2$636 CAD
Retailer 4$636 CAD
Retailer 11$638 CAD
Retailer 5$658 CAD
Retailer 1$845 CAD
Retailer 9$916 CAD
Retailer 21$977 CAD
Retailer 16$1,009 CAD
Retailer 13$1,045 CAD
Retailer 18$1,075 CAD
Retailer 22$1,115 CAD
Retailer 12$1,140 CAD
Retailer 6$1,379 CAD
Retailer 8$2,042 CAD
Retailer 20$2,081 CAD
Retailer 14$2,098 CAD
Retailer 15$2,313 CAD
Retailer 3$2,411 CAD
Retailer 17$2,485 CAD
Retailer 23$2,887 CAD
Retailer 10$3,244 CAD

16 data points across 23 retailers

23 retailers$513 CAD to $4,358 CAD

A
Cheapest Retailer
-
$513 CAD
$367 USD
Retailer 2
-
$594 CAD
$425 USD
View
Price last confirmed 8 days ago
Retailer 3
-
$636 CAD
$455 USD
View
Price last confirmed 7 days ago
Retailer 4
-
$636 CAD
$455 USD
View
Price last confirmed 8 days ago
Retailer 5
-
$658 CAD
£371 GBP
View
Price last confirmed 16 days ago
A
Retailer 6
-
$845 CAD
$605 USD
View
A
Retailer 7
-
$916 CAD
$656 USD
View
Retailer 8
-
$977 CAD
€666 EUR
View
Price last confirmed 9 days ago
Retailer 9
-
$1,009 CAD
$722 USD
View
Price last confirmed 7 days ago
B+
Retailer 10
-
$1,045 CAD
$748 USD
View
Retailer 11
-
$1,075 CAD
ZAR 12,428 ZAR
View
Price last confirmed 9 days ago
B+
Retailer 12
-
$1,115 CAD
$798 USD
View
B+
Retailer 13
-
$1,140 CAD
£642 GBP
View
B+
Retailer 14
-
$1,379 CAD
$987 USD
View
Retailer 15
-
$2,042 CAD
$1,462 USD
View
Price last confirmed 8 days ago
B
Retailer 16
-
$2,081 CAD
View
B
Retailer 17
-
$2,098 CAD
$1,502 USD
View
B
Retailer 18
-
$2,313 CAD
$1,656 USD
View
Retailer 19
-
$2,411 CAD
$1,726 USD
View
Price last confirmed 8 days ago
Retailer 20
-
$2,485 CAD
£1,401 GBP
View
Price last confirmed 8 days ago
B
Retailer 21
-
$2,887 CAD
$2,067 USD
View
Retailer 22
-
$3,244 CAD
$2,322 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
22270121A · Oct 28
$4,358 CAD
$3,120 USD
View
22 more retailers have this diamond
Prices start from $513 CADSave up to $3,846 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
1.20ct Radiant
$513 CAD