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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 $776 CAD
£437 GBP
As of November 1, 2026
Save $677 CAD (47%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,453 CAD 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 5 retailers as of November 1, 2026, with prices from $776 to $1,453, a $677 spread on the same certified stone. MOH London lists it at $1,453. 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
Color
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 →
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: Nov 1
Current: $1,453 CAD|Low: $741 CAD|High: $1,460 CAD|Avg: $974 CAD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 2$776 CAD
Retailer 5$831 CAD
Retailer 4$862 CAD
Retailer 3$953 CAD
MOH London$1,453 CAD

8 data points across 5 retailers

5 retailers$776 CAD to $1,453 CAD

B+
Cheapest Retailer
-
$776 CAD
£437 GBP
B+
Retailer 2
-
$831 CAD
$595 USD
View
B+
Retailer 3
-
$862 CAD
£486 GBP
View
B+
Retailer 4
-
$953 CAD
€650 EUR
View
Most Expensive
B
MOH London
40E259C99 · Nov 1
$1,453 CAD
£819 GBP
View
4 more retailers have this diamond
Prices start from $776 CADSave up to $677 CAD

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+
0.31ct Cushion
$776 CAD