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Cushion|Natural|GIA

0.51ct E SI2 Cushion Natural Diamond

EX • E/SI2 • GIA 3395881631

Certificate GIA 3395881631

Diamond specifications and retailer prices

From $1,379 SGD
$1,079 USD
As of October 30, 2026
Save $1,546 SGD (53%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $2,926 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 0.51ct natural cushion diamond

This 0.51ct natural cushion sits in the half to three-quarter carat band, graded E 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 3395881631. Listed at 6 retailers as of October 29, 2026, with prices from $1,379 to $2,926, a $1,546 spread on the same certified stone. MOH London lists it at $2,926. 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

0.51
Carat
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 3395881631
Dimensions4.54 × 4.34 × 3.00 mm
L/W Ratio1.05
Top View
4.54 mm4.34 mm0.51 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 3395881631
Side View
Table 63.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 69.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $2,926 SGD|Low: $1,374 SGD|High: $2,945 SGD|Avg: $1,959 SGD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 4$1,374 SGD
Retailer 5$1,439 SGD
Retailer 6$1,530 SGD
Retailer 2$1,814 SGD
Retailer 3$2,218 SGD
Retailer 7$2,391 SGD
MOH London$2,926 SGD

40 data points across 7 retailers

6 retailers$1,379 SGD to $2,926 SGD

Retailer 1
-
$1,374 SGD
$1,075 USD
Price last confirmed 11 days ago
B
Retailer 2
-
$1,379 SGD
$1,079 USD
View
B
Retailer 3
-
$1,439 SGD
$1,126 USD
View
B
Retailer 4
-
$1,814 SGD
£1,117 GBP
View
B
Retailer 5
-
$2,218 SGD
€1,652 EUR
View
Most Expensive
B
MOH London
47776F153 · Oct 29
$2,926 SGD
£1,802 GBP
View
5 more retailers have this diamond
Prices start from $1,379 SGDSave up to $1,546 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
0.51ct Cushion
$1,379 SGD