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Cushion|Lab Grown|IGI

1.48ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG816615830

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG816615830

Diamond specifications and retailer prices

From $603 CAD
$432 USD
As of October 30, 2026
Save $2,917 CAD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $5,560 CAD at Rare Carat · As of October 19, 2026
View at Rare Carat

About this 1.48ct lab-grown cushion diamond

This 1.48ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816615830 or 816615830. Listed at 16 retailers as of October 30, 2026, with a 483% 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

1.48
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816615830
Dimensions8.19 × 5.73 × 3.87 mm
L/W Ratio1.43
Girdle conditionFaceted
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 mm5.73 mm1.48 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816615830
Side View
Table 62.0%Crown 33.2°Girdle: STK-THKPavilion 35.8°Culet: NoneDepth 67.5%

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: $2,982 CAD|Low: $603 CAD|High: $5,581 CAD|Avg: $1,755 CAD|-1.4%
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
October 30, 2026
Retailer 5$603 CAD
Retailer 15$668 CAD
Retailer 14$1,013 CAD
Retailer 4$1,060 CAD
Retailer 10$1,062 CAD
Retailer 11$1,147 CAD
Retailer 8$1,209 CAD
Retailer 13$1,598 CAD
Retailer 3$1,602 CAD
Retailer 9$1,627 CAD
Retailer 6$2,128 CAD
Retailer 7$2,199 CAD
Retailer 12$2,613 CAD
Rare Carat$2,982 CAD
Retailer 2$3,520 CAD

38 data points across 15 retailers

16 retailers$603 CAD to $3,520 CAD

A
Cheapest Retailer
-
$603 CAD
$432 USD
Final sale: no returns
A
Retailer 2
-
$668 CAD
$478 USD
View
A
Retailer 3
-
$1,013 CAD
$725 USD
View
A
Retailer 4
-
$1,060 CAD
$759 USD
View
A
Retailer 5
-
$1,062 CAD
€724 EUR
View
A
Retailer 6
-
$1,147 CAD
ZAR 13,269 ZAR
View
A
Retailer 7
-
$1,209 CAD
£682 GBP
View
A
Retailer 8
-
$1,598 CAD
$1,144 USD
View
A
Retailer 9
-
$1,602 CAD
$1,147 USD
View
A
Retailer 10
-
$1,627 CAD
A$1,792 AUD
View
B+
Retailer 11
-
$2,128 CAD
SGD 2,059 SGD
View
B+
Retailer 12
-
$2,199 CAD
$1,574 USD
View
B+
Retailer 13
-
$2,613 CAD
£1,473 GBP
View
Retailer 14
-
$2,982 CAD
$2,135 USD
View
Price last confirmed 12 days ago
B+
Retailer 15
-
$3,520 CAD
$2,520 USD
View
Most Expensive
Rare Carat
271A-660_l_794626393 · Oct 19
$5,560 CAD
$3,980 USD
View
Price last confirmed 12 days ago
15 more retailers have this diamond
Prices start from $603 CADSave up to $2,917 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
1.48ct Cushion
$603 CAD