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Cushion|Natural|GIA

1.50ct E SI2 Cushion Natural Diamond

EX • E/SI2 • GIA 1543643600

Certificate GIA 1543643600

Diamond specifications and retailer prices

From $6,652 CAD
$4,753 USD
As of October 29, 2026
Save $6,483 CAD (49%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $13,136 CAD at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.5ct natural cushion diamond

This 1.5ct natural cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1543643600. Listed at 15 retailers as of October 28, 2026, with prices from $6,652 to $13,136, a $6,483 spread on the same certified stone. Queensmith lists it at $13,136. 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

1.50
Carat
E
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1543643600
Dimensions7.50 × 5.83 × 4.07 mm
L/W Ratio1.29
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Indented Natural, Cavity, Needle, Natural
Top View
7.50 mm5.83 mm1.50 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1543643600
Side View
Table 62.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 69.8%

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 29
Current: $13,136 CAD|Low: $6,652 CAD|High: $13,233 CAD|Avg: $8,776 CAD|+1.6%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 11$6,652 CAD
Retailer 4$7,135 CAD
Retailer 5$7,251 CAD
Retailer 2$7,519 CAD
Retailer 10$7,610 CAD
Retailer 6$7,744 CAD
Retailer 3$8,104 CAD
Retailer 12$8,104 CAD
Retailer 13$8,384 CAD
Retailer 9$8,778 CAD
Retailer 8$8,991 CAD
Retailer 7$12,739 CAD
Queensmith$13,136 CAD

33 data points across 13 retailers

15 retailers$6,652 CAD to $13,136 CAD

A
Cheapest Retailer
-
$6,652 CAD
$4,753 USD
Final sale: no returns
A
Retailer 2
-
$7,135 CAD
$5,098 USD
View
Retailer 3
-
$7,251 CAD
$5,181 USD
View
Price last confirmed 14 days ago
A
Retailer 4
-
$7,377 CAD
$5,271 USD
View
A
Retailer 5
-
$7,519 CAD
£4,230 GBP
View
A
Retailer 6
-
$7,610 CAD
$5,437 USD
View
A
Retailer 7
-
$7,744 CAD
£4,357 GBP
View
A
Retailer 8
-
$8,104 CAD
$5,790 USD
View
A
Retailer 9
-
$8,104 CAD
$5,790 USD
View
B+
Retailer 10
-
$8,384 CAD
$5,990 USD
View
B+
Retailer 11
-
$8,632 CAD
A$9,488 AUD
View
B+
Retailer 12
-
$8,778 CAD
$6,272 USD
View
B+
Retailer 13
-
$8,991 CAD
€6,118 EUR
View
B
Retailer 14
-
$12,739 CAD
£7,167 GBP
View
Most Expensive
B
Queensmith
1543643600 · Oct 28
$13,136 CAD
£7,390 GBP
View
14 more retailers have this diamond
Prices start from $6,652 CADSave up to $6,483 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
1.50ct Cushion
$6,652 CAD