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Cushion|Natural|GIA

1.50ct D SI1 Cushion Natural Diamond

EX • D/SI1 • GIA 7546685005

Certificate GIA 7546685005

Diamond specifications and retailer prices

From $9,192 SGD
$7,190 USD
As of October 31, 2026
Save $6,138 SGD (40%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $15,330 SGD at MOH London · As of November 1, 2026
View at MOH London

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 7546685005. Listed at 18 retailers as of October 31, 2026, with prices from $9,192 to $15,330, a $6,138 spread on the same certified stone. MOH London lists it at $15,330. 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
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7546685005
Dimensions8.52 × 5.67 × 3.82 mm
L/W Ratio1.50
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
8.52 mm5.67 mm1.50 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7546685005
Side View
Table 67.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 67.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $15,330 SGD|Low: $9,192 SGD|High: $15,593 SGD|Avg: $11,441 SGD|-1.4%
MOH London
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
November 1, 2026
Retailer 12$9,192 SGD
Retailer 4$9,198 SGD
Retailer 14$9,198 SGD
Retailer 8$9,798 SGD
Retailer 9$10,248 SGD
Retailer 2$10,292 SGD
Retailer 3$10,342 SGD
Retailer 16$10,413 SGD
Retailer 5$11,020 SGD
Retailer 7$11,020 SGD
Retailer 6$11,391 SGD
Retailer 11$12,020 SGD
Retailer 15$12,114 SGD
Retailer 10$13,513 SGD
Retailer 13$15,067 SGD
MOH London$15,330 SGD

29 data points across 16 retailers

18 retailers$9,192 SGD to $15,330 SGD

B+
Cheapest Retailer
-
$9,192 SGD
$7,190 USD
B+
Retailer 2
-
$9,198 SGD
$7,195 USD
View
B+
Retailer 3
-
$9,198 SGD
$7,195 USD
View
Final sale: no returns
B+
Retailer 4
-
$9,798 SGD
$7,664 USD
View
B+
Retailer 5
-
$10,138 SGD
$7,930 USD
View
B+
Retailer 6
-
$10,248 SGD
£6,312 GBP
View
B+
Retailer 7
-
$10,292 SGD
£6,339 GBP
View
B+
Retailer 8
-
$10,342 SGD
$8,090 USD
View
Retailer 9
-
$10,413 SGD
A$12,531 AUD
View
Price last confirmed 10 days ago
B+
Retailer 10
-
$11,020 SGD
$8,620 USD
View
B+
Retailer 11
-
$11,020 SGD
$8,620 USD
View
B+
Retailer 12
-
$11,299 SGD
A$13,598 AUD
View
B+
Retailer 13
-
$11,391 SGD
$8,910 USD
View
B+
Retailer 14
-
$12,020 SGD
€8,955 EUR
View
Retailer 15
-
$12,114 SGD
$9,476 USD
View
Price last confirmed 9 days ago
B
Retailer 16
-
$13,513 SGD
ZAR 170,767 ZAR
View
B
Retailer 17
-
$15,067 SGD
£9,280 GBP
View
Most Expensive
B
MOH London
5FA99496B · Nov 1
$15,330 SGD
£9,442 GBP
View
17 more retailers have this diamond
Prices start from $9,192 SGDSave up to $6,138 SGD

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.

B+
1.50ct Cushion
$9,192 SGD