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Cushion|Natural|GIA

0.31ct D SI1 Cushion Natural Diamond

EX • D/SI1 • GIA 5563718148

Certificate GIA 5563718148

Diamond specifications and retailer prices

From $588 SGD
$460 USD
As of November 1, 2026
Save $742 SGD (56%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,330 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 0.31ct natural cushion diamond

This 0.31ct natural cushion sits in the sub-half-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 5563718148. Listed at 6 retailers as of November 1, 2026, with prices from $588 to $1,330, a $742 spread on the same certified stone. MOH London lists it at $1,330. 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

0.31
Carat
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5563718148
Dimensions3.82 × 3.77 × 2.60 mm
L/W Ratio1.01
Key to symbols
Cloud, Crystal, Feather
Top View
3.82 mm3.77 mm0.31 ctD / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 5563718148
Side View
Table 65.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 69.0%

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: $1,330 SGD|Low: $588 SGD|High: $1,336 SGD|Avg: $878 SGD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 3$588 SGD
Retailer 2$716 SGD
Retailer 6$761 SGD
Retailer 5$789 SGD
Retailer 4$873 SGD
MOH London$1,330 SGD

9 data points across 6 retailers

6 retailers$588 SGD to $1,330 SGD

A
Cheapest Retailer
-
$588 SGD
$460 USD
B+
Retailer 2
-
$716 SGD
£441 GBP
View
B+
Retailer 3
-
$761 SGD
$595 USD
View
B+
Retailer 4
-
$789 SGD
£486 GBP
View
B+
Retailer 5
-
$873 SGD
€650 EUR
View
Most Expensive
B
MOH London
40E259C99 · Nov 1
$1,330 SGD
£819 GBP
View
5 more retailers have this diamond
Prices start from $588 SGDSave up to $742 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
0.31ct Cushion
$588 SGD