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Cushion|Natural|GIA

0.50ct E SI1 Cushion Natural Diamond

EX • E/SI1 • GIA 3555425226

Certificate GIA 3555425226

Diamond specifications and retailer prices

From $455 SGD
As of November 6, 2026
Save $1,052 SGD (70%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,507 SGD at MOH London · As of November 4, 2026
View at MOH London

About this 0.5ct natural cushion diamond

This 0.5ct natural cushion sits in the half to three-quarter carat band, graded E 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 3555425226. Listed at 11 retailers as of November 4, 2026, with prices from $455 to $1,507, a $1,052 spread on the same certified stone. MOH London lists it at $1,507. 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

0.50
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 3555425226
Dimensions4.55 × 4.51 × 3.11 mm
L/W Ratio1.01
Girdle conditionVery Thick
Top View
4.55 mm4.51 mm0.50 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 3555425226
Side View
Table 63.0%CrownGirdle: MediumPavilionCulet: NoneDepth 68.8%

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 6
Current: $1,507 SGD|Low: $409 SGD|High: $1,528 SGD|Avg: $851 SGD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 11$455 SGD
Retailer 2$483 SGD
Retailer 7$743 SGD
Retailer 5$810 SGD
Retailer 8$819 SGD
Retailer 10$822 SGD
Retailer 9$836 SGD
Retailer 3$959 SGD
Retailer 4$974 SGD
Retailer 6$1,014 SGD
MOH London$1,507 SGD

36 data points across 11 retailers

11 retailers$455 SGD to $1,507 SGD

A
Cheapest Retailer
-
$455 SGD
Final sale: no returns
A
Retailer 2
-
$483 SGD
View
B+
Retailer 3
-
$743 SGD
View
B+
Retailer 4
-
$810 SGD
View
B+
Retailer 5
-
$819 SGD
View
B+
Retailer 6
-
$822 SGD
View
B+
Retailer 7
-
$836 SGD
View
Retailer 8
-
$959 SGD
View
Price last confirmed 34 days ago
B+
Retailer 9
-
$974 SGD
View
B
Retailer 10
-
$1,014 SGD
View
Most Expensive
B
MOH London
EF6A17268 · Nov 4
$1,507 SGD
£926 GBP
View
10 more retailers have this diamond
Prices start from $455 SGDSave up to $1,052 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
0.50ct Cushion
$455 SGD