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Cushion|Natural|GIA

0.90ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 6555162739

Certificate GIA 6555162739

Diamond specifications and retailer prices

From $1,096 SGD
HK$6,700 HKD
As of November 1, 2026
Save $1,545 SGD (58%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,642 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 0.9ct natural cushion diamond

This 0.9ct natural cushion sits in the just-under-one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6555162739. Listed at 15 retailers as of November 1, 2026, with prices from $1,096 to $2,642, a $1,545 spread on the same certified stone. MOH London lists it at $2,642. 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

0.90
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6555162739
Dimensions5.71 × 5.46 × 3.65 mm
L/W Ratio1.05
Top View
5.71 mm5.46 mm0.90 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6555162739
Side View
Table 66.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 66.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $2,642 SGD|Low: $1,096 SGD|High: $2,755 SGD|Avg: $1,757 SGD|-4.1%
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
November 2, 2026
Retailer 8$1,096 SGD
Retailer 11$1,330 SGD
Retailer 10$1,405 SGD
Retailer 7$1,486 SGD
Retailer 13$1,509 SGD
Retailer 5$1,549 SGD
Retailer 6$1,644 SGD
Retailer 9$1,715 SGD
Retailer 4$1,737 SGD
Retailer 2$2,019 SGD
Retailer 12$2,145 SGD
Retailer 3$2,310 SGD
MOH London$2,642 SGD

26 data points across 13 retailers

15 retailers$1,096 SGD to $2,642 SGD

A
Cheapest Retailer
-
$1,096 SGD
HK$6,700 HKD
B+
Retailer 2
-
$1,330 SGD
$1,040 USD
View
Final sale: no returns
A
Retailer 3
-
$1,405 SGD
€1,047 EUR
View
A
Retailer 4
-
$1,486 SGD
$1,162 USD
View
A
Retailer 5
-
$1,509 SGD
$1,180 USD
View
Retailer 6
-
$1,549 SGD
View
Price last confirmed 10 days ago
A
Retailer 7
-
$1,644 SGD
£1,013 GBP
View
A
Retailer 8
-
$1,715 SGD
$1,341 USD
View
A
Retailer 9
-
$1,737 SGD
$1,359 USD
View
Retailer 10
-
$1,943 SGD
A$2,339 AUD
View
Price last confirmed 29 days ago
B+
Retailer 11
-
$1,959 SGD
A$2,358 AUD
View
B+
Retailer 12
-
$2,019 SGD
€1,504 EUR
View
B+
Retailer 13
-
$2,145 SGD
ZAR 27,105 ZAR
View
Retailer 14
-
$2,310 SGD
$1,807 USD
View
Price last confirmed 9 days ago
Most Expensive
B+
MOH London
157E34199 · Nov 1
$2,642 SGD
£1,627 GBP
View
14 more retailers have this diamond
Prices start from $1,096 SGDSave up to $1,545 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.

A
0.90ct Cushion
$1,096 SGD