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Radiant|Lab Grown|IGI

1.62ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG843604897

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

Certificate IGI LG843604897

Diamond specifications and retailer prices

From $381 CAD
$273 USD
As of October 30, 2026
Save $4,256 CAD (92%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,638 CAD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.62ct lab-grown radiant diamond

This 1.62ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG843604897 or 843604897. Listed at 18 retailers as of October 30, 2026, with prices from $381 to $4,638, a $4,256 spread on the same certified stone. Brilliant Earth lists it at $4,638. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.62
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.7°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843604897
Dimensions8.08 × 5.83 × 4.00 mm
L/W Ratio1.39
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
8.08 mm5.83 mm1.62 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843604897
Side View
Table 64.0%Crown 45.7°Girdle: Slightly ThickPavilion 35°Culet: NoneDepth 68.6%

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: Oct 30
Current: $4,638 CAD|Low: $381 CAD|High: $5,238 CAD|Avg: $1,870 CAD|-11.5%
Brilliant Earth
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
Retailer 18
Retailer 19
October 30, 2026
Retailer 15$381 CAD
Retailer 5$441 CAD
Retailer 2$553 CAD
Retailer 16$718 CAD
Retailer 19$781 CAD
Retailer 14$782 CAD
Retailer 6$865 CAD
Retailer 13$1,215 CAD
Retailer 8$1,263 CAD
Retailer 18$1,451 CAD
Retailer 4$1,501 CAD
Retailer 3$1,676 CAD
Retailer 11$1,971 CAD
Retailer 12$2,100 CAD
Retailer 10$2,352 CAD
Retailer 17$3,380 CAD
Retailer 9$3,911 CAD
Retailer 7$4,266 CAD
Brilliant Earth$4,638 CAD

17 data points across 19 retailers

18 retailers$381 CAD to $4,638 CAD

A
Cheapest Retailer
-
$381 CAD
$273 USD
A
Retailer 2
-
$441 CAD
$316 USD
View
A
Retailer 3
-
$553 CAD
£312 GBP
View
A
Retailer 4
-
$718 CAD
$514 USD
View
A
Retailer 5
-
$781 CAD
$559 USD
View
A
Retailer 6
-
$782 CAD
$560 USD
View
Retailer 7
-
$865 CAD
€590 EUR
View
Price last confirmed 7 days ago
A
Retailer 8
-
$1,215 CAD
A$1,338 AUD
View
A
Retailer 9
-
$1,263 CAD
$904 USD
View
A
Retailer 10
-
$1,451 CAD
$1,039 USD
View
A
Retailer 11
-
$1,501 CAD
$1,074 USD
View
B+
Retailer 12
-
$1,676 CAD
$1,200 USD
View
Retailer 13
-
$1,971 CAD
$1,411 USD
View
Price last confirmed 14 days ago
B+
Retailer 14
-
$2,100 CAD
£1,184 GBP
View
B
Retailer 15
-
$3,380 CAD
$2,420 USD
View
B
Retailer 16
-
$3,911 CAD
$2,800 USD
View
B
Retailer 17
-
$4,266 CAD
$3,054 USD
View
Most Expensive
B
Brilliant Earth
22166110Y · Oct 30
$4,638 CAD
$3,320 USD
View
17 more retailers have this diamond
Prices start from $381 CADSave up to $4,256 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
1.62ct Radiant
$381 CAD