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Cushion|Lab Grown|GCAL

3.03ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • GCAL 341216239

Shape and cutting style on the report: Cushion brilliant

Certificate GCAL 341216239

Diamond specifications and retailer prices

From $928 CAD
$664 USD
As of October 30, 2026
Save $5,359 CAD (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $6,286 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.03ct lab-grown cushion diamond

This 3.03ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GCAL 341216239. Listed at 11 retailers as of October 29, 2026, with prices from $928 to $6,286, a $5,359 spread on the same certified stone. Brilliant Earth lists it at $6,286. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.03
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.3°
Pavilion angle35.7°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 341216239
Dimensions10.54 × 7.46 × 4.85 mm
L/W Ratio1.41
Culet sizeNone
Top View
10.54 mm7.46 mm3.03 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 341216239
Side View
Table 64.0%Crown 39.3°Girdle: ThickPavilion 35.7°Culet: NoneDepth 65.0%

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: $6,286 CAD|Low: $623 CAD|High: $6,286 CAD|Avg: $2,440 CAD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 4$928 CAD
Retailer 10$1,151 CAD
Retailer 3$1,270 CAD
Retailer 8$1,502 CAD
Retailer 2$1,502 CAD
Retailer 7$2,319 CAD
Retailer 9$2,523 CAD
Retailer 6$2,738 CAD
Retailer 11$3,622 CAD
Retailer 5$4,653 CAD
Brilliant Earth$6,286 CAD

41 data points across 11 retailers

11 retailers$928 CAD to $6,286 CAD

A
Cheapest Retailer
-
$928 CAD
$664 USD
Final sale: no returns
A
Retailer 2
-
$1,151 CAD
$824 USD
View
A
Retailer 3
-
$1,270 CAD
HK$7,100 HKD
View
A
Retailer 4
-
$1,502 CAD
$1,075 USD
View
A
Retailer 5
-
$1,502 CAD
£847 GBP
View
B+
Retailer 6
-
$2,319 CAD
$1,660 USD
View
B+
Retailer 7
-
$2,523 CAD
$1,806 USD
View
B+
Retailer 8
-
$2,738 CAD
$1,960 USD
View
B
Retailer 9
-
$3,622 CAD
$2,593 USD
View
B
Retailer 10
-
$4,653 CAD
£2,623 GBP
View
Most Expensive
B
Brilliant Earth
15506213Y · Oct 29
$6,286 CAD
$4,500 USD
View
10 more retailers have this diamond
Prices start from $928 CADSave up to $5,359 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
3.03ct Cushion
$928 CAD