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Cushion|Natural|GIA

1.50ct D SI1 Cushion Natural Diamond

EX • D/SI1 • GIA 5543750463

Certificate GIA 5543750463

Diamond specifications and retailer prices

From $6,705 CAD
HK$37,500 HKD
As of October 31, 2026
Save $7,150 CAD (52%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $13,855 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5543750463. Listed at 19 retailers as of October 28, 2026, with prices from $6,705 to $13,855, a $7,150 spread on the same certified stone. Queensmith lists it at $13,855. 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
D
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5543750463
Dimensions7.38 × 5.80 × 3.97 mm
L/W Ratio1.27
Top View
7.38 mm5.80 mm1.50 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5543750463
Side View
Table 68.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 68.5%

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 31
Current: $13,855 CAD|Low: $6,651 CAD|High: $13,962 CAD|Avg: $9,276 CAD|+1.8%
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
Retailer 14
November 1, 2026
Retailer 9$6,705 CAD
Retailer 8$7,166 CAD
Retailer 13$7,487 CAD
Retailer 5$7,899 CAD
Retailer 3$8,162 CAD
Retailer 11$8,299 CAD
Retailer 2$8,483 CAD
Retailer 6$8,803 CAD
Retailer 4$9,063 CAD
Retailer 14$9,239 CAD
Retailer 10$9,663 CAD
Retailer 7$10,865 CAD
Retailer 12$13,098 CAD
Queensmith$13,855 CAD

23 data points across 14 retailers

19 retailers$6,705 CAD to $13,855 CAD

A
Cheapest Retailer
-
$6,705 CAD
HK$37,500 HKD
A
Retailer 2
-
$7,166 CAD
₹488,587 INR
View
A
Retailer 3
-
$7,487 CAD
$5,360 USD
View
Retailer 4
-
$7,697 CAD
SGD 7,446 SGD
View
Price last confirmed 17 days ago
A
Retailer 5
-
$7,899 CAD
SGD 7,641 SGD
View
A
Retailer 6
-
$8,162 CAD
$5,843 USD
View
Final sale: no returns
A
Retailer 7
-
$8,212 CAD
$5,879 USD
View
A
Retailer 8
-
$8,214 CAD
$5,880 USD
View
A
Retailer 9
-
$8,299 CAD
£4,678 GBP
View
A
Retailer 10
-
$8,483 CAD
£4,782 GBP
View
Retailer 11
-
$8,803 CAD
A$9,695 AUD
View
Price last confirmed 21 days ago
Retailer 12
-
$8,905 CAD
$6,375 USD
View
Price last confirmed 15 days ago
B+
Retailer 13
-
$9,063 CAD
$6,488 USD
View
B+
Retailer 14
-
$9,087 CAD
A$10,008 AUD
View
B+
Retailer 15
-
$9,239 CAD
$6,614 USD
View
B+
Retailer 16
-
$9,663 CAD
€6,588 EUR
View
B+
Retailer 17
-
$10,865 CAD
ZAR 125,655 ZAR
View
B+
Retailer 18
-
$13,098 CAD
£7,383 GBP
View
Most Expensive
B
Queensmith
5543750463 · Oct 28
$13,855 CAD
£7,810 GBP
View
18 more retailers have this diamond
Prices start from $6,705 CADSave up to $7,150 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
$6,705 CAD