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Cushion|Natural|GIA

1.50ct D SI1 Cushion Natural Diamond

EX • D/SI1 • GIA 6542936162

Certificate GIA 6542936162

Diamond specifications and retailer prices

From $8,618 CAD
HK$48,200 HKD
As of October 31, 2026
Save $7,304 CAD (46%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $15,922 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 6542936162. Listed at 18 retailers as of October 28, 2026, with prices from $8,618 to $15,922, a $7,304 spread on the same certified stone. Queensmith lists it at $15,922. 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
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6542936162
Dimensions8.16 × 5.83 × 3.82 mm
L/W Ratio1.40
Top View
8.16 mm5.83 mm1.50 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6542936162
Side View
Table 67.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 65.6%

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: $15,922 CAD|Low: $8,547 CAD|High: $16,359 CAD|Avg: $11,267 CAD|+0.7%
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
Retailer 15
Retailer 16
Retailer 17
October 31, 2026
Retailer 10$8,618 CAD
Retailer 2$9,143 CAD
Retailer 17$9,334 CAD
Retailer 7$9,809 CAD
Retailer 6$9,836 CAD
Retailer 3$10,311 CAD
Retailer 8$10,337 CAD
Retailer 12$10,337 CAD
Retailer 5$10,484 CAD
Retailer 9$10,707 CAD
Retailer 13$10,716 CAD
Retailer 16$10,886 CAD
Retailer 4$11,599 CAD
Retailer 11$12,412 CAD
Retailer 15$13,830 CAD
Retailer 14$15,915 CAD
Queensmith$15,922 CAD

27 data points across 17 retailers

18 retailers$8,618 CAD to $15,922 CAD

A
Cheapest Retailer
-
$8,618 CAD
HK$48,200 HKD
A
Retailer 2
-
$9,143 CAD
₹623,366 INR
View
B+
Retailer 3
-
$9,334 CAD
$6,682 USD
View
B+
Retailer 4
-
$9,809 CAD
$7,022 USD
View
Retailer 5
-
$9,836 CAD
SGD 9,515 SGD
View
Price last confirmed 20 days ago
B+
Retailer 6
-
$10,311 CAD
SGD 9,975 SGD
View
B+
Retailer 7
-
$10,337 CAD
$7,400 USD
View
B+
Retailer 8
-
$10,337 CAD
$7,400 USD
View
B+
Retailer 9
-
$10,484 CAD
$7,505 USD
View
Final sale: no returns
B+
Retailer 10
-
$10,626 CAD
$7,607 USD
View
B+
Retailer 11
-
$10,716 CAD
£6,040 GBP
View
Retailer 12
-
$10,886 CAD
A$11,989 AUD
View
Price last confirmed 9 days ago
B+
Retailer 13
-
$11,599 CAD
$8,303 USD
View
B+
Retailer 14
-
$12,002 CAD
A$13,218 AUD
View
B+
Retailer 15
-
$12,412 CAD
€8,462 EUR
View
B
Retailer 16
-
$13,830 CAD
ZAR 159,944 ZAR
View
B
Retailer 17
-
$15,915 CAD
£8,971 GBP
View
Most Expensive
B
Queensmith
6542936162 · Oct 28
$15,922 CAD
£8,975 GBP
View
17 more retailers have this diamond
Prices start from $8,618 CADSave up to $7,304 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
$8,618 CAD