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Cushion|Natural|GIA

1.50ct D SI2 Cushion Natural Diamond

EX • D/SI2 • GIA 6542339967

Certificate GIA 6542339967

Diamond specifications and retailer prices

From $3,853 USD
HK$30,100 HKD
As of November 1, 2026
Save $5,050 USD (57%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $8,903 USD 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6542339967. Listed at 14 retailers as of October 28, 2026, with prices from $3,853 to $8,903, a $5,050 spread on the same certified stone. Queensmith lists it at $8,903. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6542339967
Dimensions7.77 × 5.96 × 4.06 mm
L/W Ratio1.30
Top View
7.77 mm5.96 mm1.50 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6542339967
Side View
Table 63.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 68.1%

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: Nov 1
Current: $8,903 USD|Low: $3,827 USD|High: $8,966 USD|Avg: $5,556 USD|+2.1%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 3, 2026
Retailer 8$3,853 USD
Retailer 5$4,136 USD
Retailer 4$4,547 USD
Retailer 11$4,703 USD
Retailer 10$4,907 USD
Retailer 2$5,087 USD
Retailer 9$5,096 USD
Retailer 12$5,140 USD
Retailer 3$5,248 USD
Retailer 6$5,766 USD
Retailer 7$8,117 USD
Queensmith$8,903 USD

32 data points across 12 retailers

14 retailers$3,853 USD to $8,903 USD

A
Cheapest Retailer
-
$3,853 USD
HK$30,100 HKD
A
Retailer 2
-
$4,136 USD
₹393,868 INR
View
A
Retailer 3
-
$4,547 USD
SGD 6,144 SGD
View
A
Retailer 4
-
$4,703 USD
View
Final sale: no returns
A
Retailer 5
-
$4,728 USD
View
A
Retailer 6
-
$4,907 USD
SGD 6,631 SGD
View
A
Retailer 7
-
$5,087 USD
£4,005 GBP
View
A
Retailer 8
-
$5,096 USD
View
A
Retailer 9
-
$5,140 USD
View
A
Retailer 10
-
$5,248 USD
View
A
Retailer 11
-
$5,589 USD
A$8,598 AUD
View
A
Retailer 12
-
$5,766 USD
€5,491 EUR
View
B+
Retailer 13
-
$8,117 USD
£6,391 GBP
View
Most Expensive
B
Queensmith
6542339967 · Oct 28
$8,903 USD
£7,010 GBP
View
13 more retailers have this diamond
Prices start from $3,853 USDSave up to $5,050 USD

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
$3,853 USD