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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 $945 AUD
$664 USD
As of October 30, 2026
Save $5,461 AUD (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $6,406 AUD 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 $945 to $6,406, a $5,461 spread on the same certified stone. Brilliant Earth lists it at $6,406. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $6,406 AUD|Low: $635 AUD|High: $6,406 AUD|Avg: $2,490 AUD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 4$945 AUD
Retailer 10$1,173 AUD
Retailer 3$1,294 AUD
Retailer 8$1,530 AUD
Retailer 2$1,531 AUD
Retailer 7$2,363 AUD
Retailer 9$2,571 AUD
Retailer 6$2,790 AUD
Retailer 11$3,691 AUD
Retailer 5$4,742 AUD
Brilliant Earth$6,406 AUD

42 data points across 11 retailers

11 retailers$945 AUD to $6,406 AUD

A
Cheapest Retailer
-
$945 AUD
$664 USD
Final sale: no returns
A
Retailer 2
-
$1,173 AUD
$824 USD
View
A
Retailer 3
-
$1,294 AUD
HK$7,100 HKD
View
A
Retailer 4
-
$1,530 AUD
$1,075 USD
View
A
Retailer 5
-
$1,531 AUD
£847 GBP
View
B+
Retailer 6
-
$2,363 AUD
$1,660 USD
View
B+
Retailer 7
-
$2,571 AUD
$1,806 USD
View
B+
Retailer 8
-
$2,790 AUD
$1,960 USD
View
B
Retailer 9
-
$3,691 AUD
$2,593 USD
View
B
Retailer 10
-
$4,742 AUD
£2,623 GBP
View
Most Expensive
B
Brilliant Earth
15506213Y · Oct 29
$6,406 AUD
$4,500 USD
View
10 more retailers have this diamond
Prices start from $945 AUDSave up to $5,461 AUD

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
$945 AUD