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Cushion|Lab Grown|IGI

1.03ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG840630346

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG840630346

Diamond specifications and retailer prices

From $406 CAD
$291 USD
As of October 25, 2026
Save $1,925 CAD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,331 CAD at Helzberg Diamonds · As of October 29, 2026
View at Helzberg Diamonds

About this 1.03ct lab-grown cushion diamond

This 1.03ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840630346 or 840630346. Listed at 16 retailers as of October 25, 2026, with prices from $406 to $2,331, a $1,925 spread on the same certified stone. Helzberg Diamonds lists it at $2,331. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840630346
Dimensions7.58 × 4.90 × 3.39 mm
L/W Ratio1.55
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
7.58 mm4.90 mm1.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840630346
Side View
Table 64.0%Crown 35.3°Girdle: STK-THKPavilion 34.4°Culet: NoneDepth 69.2%

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 25
Current: $2,331 CAD|Low: $406 CAD|High: $2,780 CAD|Avg: $1,199 CAD
Helzberg Diamonds
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
October 31, 2026
Retailer 16$406 CAD
Retailer 3$421 CAD
Retailer 7$689 CAD
Retailer 13$699 CAD
Retailer 6$732 CAD
Retailer 10$768 CAD
Retailer 11$792 CAD
Retailer 4$810 CAD
Retailer 14$992 CAD
Retailer 2$1,067 CAD
Retailer 8$1,286 CAD
Retailer 5$1,381 CAD
Retailer 12$1,639 CAD
Retailer 15$1,914 CAD
Retailer 9$1,970 CAD
Helzberg Diamonds$2,331 CAD

19 data points across 16 retailers

16 retailers$406 CAD to $2,331 CAD

A
Cheapest Retailer
-
$406 CAD
$291 USD
Retailer 2
-
$421 CAD
£237 GBP
View
Price last confirmed 13 days ago
A
Retailer 3
-
$689 CAD
$493 USD
View
A
Retailer 4
-
$699 CAD
ZAR 8,082 ZAR
View
A
Retailer 5
-
$732 CAD
$524 USD
View
A
Retailer 6
-
$768 CAD
£433 GBP
View
A
Retailer 7
-
$792 CAD
€540 EUR
View
A
Retailer 8
-
$810 CAD
$580 USD
View
A
Retailer 9
-
$992 CAD
A$1,093 AUD
View
A
Retailer 10
-
$1,067 CAD
$764 USD
View
B+
Retailer 11
-
$1,286 CAD
SGD 1,244 SGD
View
B+
Retailer 12
-
$1,381 CAD
$988 USD
View
B+
Retailer 13
-
$1,639 CAD
£924 GBP
View
Retailer 14
-
$1,914 CAD
$1,370 USD
View
Price last confirmed 12 days ago
B+
Retailer 15
-
$1,970 CAD
$1,410 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOKGMJGJKM · Oct 29
$2,331 CAD
$1,669 USD
View
15 more retailers have this diamond
Prices start from $406 CADSave up to $1,925 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
1.03ct Cushion
$406 CAD