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Radiant|Lab Grown|IGI

1.53ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG780636904

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

Certificate IGI LG780636904

Diamond specifications and retailer prices

From $453 CAD
$324 USD
As of October 30, 2026
Save $3,158 CAD (87%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $3,611 CAD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.53ct lab-grown radiant diamond

This 1.53ct 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 LG780636904 or 780636904. Listed at 24 retailers as of October 28, 2026, with prices from $453 to $3,611, a $3,158 spread on the same certified stone. Rare Carat lists it at $3,611. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44°
Pavilion angle33.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780636904
Dimensions8.19 × 5.77 × 3.74 mm
L/W Ratio1.42
Culet sizePointed
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
8.19 mm5.77 mm1.53 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780636904
Side View
Table 63.0%Crown 44°Girdle: Slightly ThickPavilion 33.7°Culet: NoneDepth 64.8%

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: $3,611 CAD|Low: $507 CAD|High: $3,660 CAD|Avg: $1,463 CAD|-1.3%
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
October 30, 2026
Retailer 3$507 CAD
Retailer 14$525 CAD
Retailer 13$775 CAD
Retailer 16$908 CAD
Retailer 4$909 CAD
Retailer 17$922 CAD
Retailer 12$965 CAD
Retailer 2$1,004 CAD
Retailer 11$1,309 CAD
Retailer 15$1,647 CAD
Retailer 7$1,796 CAD
Retailer 9$1,869 CAD
Retailer 8$1,968 CAD
Retailer 5$2,193 CAD
Retailer 6$2,222 CAD
Retailer 10$2,264 CAD
Rare Carat$3,611 CAD

42 data points across 17 retailers

24 retailers$453 CAD to $3,611 CAD

A
Cheapest Retailer
-
$453 CAD
$324 USD
A
Retailer 2
-
$507 CAD
$363 USD
View
Final sale: no returns
A
Retailer 3
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$525 CAD
$376 USD
View
A
Retailer 4
-
$562 CAD
$402 USD
View
A
Retailer 5
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$562 CAD
$402 USD
View
A
Retailer 6
-
$626 CAD
HK$3,500 HKD
View
A
Retailer 7
-
$775 CAD
$555 USD
View
Retailer 8
-
$908 CAD
€619 EUR
View
Price last confirmed 7 days ago
A
Retailer 9
-
$909 CAD
$651 USD
View
A
Retailer 10
-
$922 CAD
$660 USD
View
A
Retailer 11
-
$965 CAD
ZAR 11,165 ZAR
View
A
Retailer 12
-
$1,004 CAD
£566 GBP
View
A
Retailer 13
-
$1,309 CAD
A$1,442 AUD
View
B+
Retailer 14
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$1,456 CAD
$1,042 USD
View
B+
Retailer 15
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$1,647 CAD
$1,179 USD
View
B+
Retailer 16
-
$1,796 CAD
SGD 1,737 SGD
View
B+
Retailer 17
-
$1,806 CAD
$1,293 USD
View
B+
Retailer 18
-
$1,869 CAD
$1,338 USD
View
B+
Retailer 19
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$1,968 CAD
$1,409 USD
View
B+
Retailer 20
-
$2,144 CAD
$1,535 USD
View
B+
Retailer 21
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$2,193 CAD
£1,236 GBP
View
B+
Retailer 22
-
$2,222 CAD
$1,590 USD
View
B+
Retailer 23
-
$2,264 CAD
£1,276 GBP
View
Most Expensive
B
Rare Carat
A8-272A · Oct 28
$3,611 CAD
$2,585 USD
View
23 more retailers have this diamond
Prices start from $453 CADSave up to $3,158 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
1.53ct Radiant
$453 CAD