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Cushion|Natural|GIA

0.31ct D SI1 Cushion Natural Diamond

EX • D/SI1 • GIA 2557183012

Certificate GIA 2557183012

Diamond specifications and retailer prices

From $431 SGD
₹32,104 INR
As of October 31, 2026
Save $941 SGD (69%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,372 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 2557183012. Listed at 10 retailers as of October 31, 2026, with prices from $431 to $1,372, a $941 spread on the same certified stone. MOH London lists it at $1,372. 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
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 2557183012
Dimensions3.85 × 3.82 × 2.55 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Feather
Top View
3.85 mm3.82 mm0.31 ctD / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 2557183012
Side View
Table 63.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 66.8%

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: Oct 31
Current: $1,372 SGD|Low: $430 SGD|High: $1,390 SGD|Avg: $852 SGD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 3$431 SGD
Retailer 8$640 SGD
Retailer 2$734 SGD
Retailer 6$815 SGD
Retailer 4$898 SGD
Retailer 5$922 SGD
Retailer 7$952 SGD
MOH London$1,372 SGD

36 data points across 8 retailers

10 retailers$431 SGD to $1,372 SGD

A
Cheapest Retailer
-
$431 SGD
₹32,104 INR
B+
Retailer 2
-
$685 SGD
$536 USD
View
B+
Retailer 3
-
$734 SGD
£452 GBP
View
B+
Retailer 4
-
$758 SGD
$593 USD
View
B+
Retailer 5
-
$815 SGD
£502 GBP
View
B
Retailer 6
-
$841 SGD
$658 USD
View
B+
Retailer 7
-
$898 SGD
€669 EUR
View
B+
Retailer 8
-
$922 SGD
ZAR 11,645 ZAR
View
Retailer 9
-
$952 SGD
A$1,146 AUD
View
Price last confirmed 29 days ago
Most Expensive
B
MOH London
7E8B7E201 · Nov 1
$1,372 SGD
£845 GBP
View
9 more retailers have this diamond
Prices start from $431 SGDSave up to $941 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
$431 SGD